单词 | oligo- |
释义 | oligo-comb. form Forming nouns and adjectives adopted from ancient and Hellenistic Greek, and English formations modelled on these, with the sense ‘having few, having little’. Frequently contrasted with words beginning poly- (see poly- comb. form). ΚΠ 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligacanthus, having a moderate number of little spines, as the Mimosa oligacantha: oligacanthous. oligandrous adj. Brit. , U.S. , ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having stamens or pistils > of or having stamens or male > in specific quantity, form, or arrangement castrate1704 syngenesious1753 pentandrious1754 pentandrous1757 polyandrous1757 polyadelphous1778 triandrious1786 polyandrian1787 gynandrian1791 monadelphous1806 monandrous1806 tetrandrous1806 perigynous1807 octandrousa1815 pleurogynous1819 hypogynous1821 icosandrian1828 octandrian1828 pentandrian1828 polyadelphian1828 tetradynamian1828 hexandrous1830 pentadelphous1830 tetradynamous1830 triadelphous1830 triandrous1830 icosandrous1836 corollifloral1839 indefinite1839 oligandrous1851 isadelphous1855 thalamifloral1857 thalamiflorous1857 phalangiform1858 polyandrious1858 allagostemonous1879 corolliflorous1880 obdiplostemonous1882 hypogynic1886 octandrious1890 Monadelphic1959 polyandric1976 1851 A. Wood Class-bk. Bot. 133 Oligandrous—stamens few and definite. 1870 J. D. Hooker Student's Flora Brit. Islands 36 Lepidium Cress..Flowers..often apetalous and oligandrous. 1995 Ann. Missouri Bot. Garden 82 365/2 This ‘Solanum-type’ is widespread and occurs in oligandrous families and orders, and in both monocots and dicots. oliganthous adj. Brit. , U.S. , ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [adjective] > having flowers or blossom > producing many, few, or a specific number well-flowered1600 proliferous1682 multiflorous1760 uniflorous1760 triflorous1771 biflorous1785 unifloral1849 multifloral1851 oliganthous1857 polyanthous1858 trifloral1860 biflorate1864 trianthous1891 decemflorous- 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oliganthus, having but a small number of flowers, as the Psychotrea oligantha, Opilobium oliganthum: oliganthous. 1989 Ann. Rev. Ecol. & Systematics 20 203 This [subgenus] contains sections of annual species with small, simply constructed flowers in oliganthous loose racemes. oligoarticular adj. Brit. , U.S. , ΚΠ 1890 Cent. Dict. Oligarticular, confined to a few joints, as an arthritis. 1975 Arch. Internal Med. 135 286 Disease was bilateral but asymmetrical and oligoarticular. 2002 Jrnl. Rheumatol. 29 174 A higher chance of no continuing disease activity..was observed in children with oligoarticular disease than in the other subtypes. ΚΠ 1846 R. Dunglison Med. Lexicon (ed. 6) 531/1 Oligoblennia, a deficiency of mucus. ΘΚΠ the world > plants > part of plant > reproductive part(s) > fruit or reproductive product > plant that bears fruit > [adjective] > bearing fruit or fruitful > many or few well-fruited1626 ragged1661 oligocarpous1857 fructiparous1866 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligocarpus, having or yielding few seeds, as the ear of the Carex oligocarpa: oligocarpous. 1866 J. Lindley & T. Moore Treasury Bot. II. 811/1 Thus oligocarpous is applied to sori in which the spore-cases are few in number. oligochromaemia n. Brit. , U.S. , ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > disorders of blood > [noun] > deficiency of red cells spanaemia1845 oligocythaemia1876 oligochromaemia1881 1881 A. Flint Treat. Princ. Med. (ed. 5) 62 When the blood contains many of these pale corpuscles..the condition is called achroiocythaemia or oligochromaemia. 1890 J. Cagney tr. R. von Jaksch Clin. Diagnosis i. 7 So with oligochromæmia—diminution of hæmoglobin. 1923 J. H. Hess Premature & Congenitally Diseased Infants xviii. 352 The later oligochromemia, after spontaneous retrogression of the oligocythemia, he considers as a sequel of the impoverished iron storage. ΘΚΠ the world > time > instruments for measuring time > [noun] > chronometer longitude1665 longitude watch1670 chronometer1714 sea-watch1768 watch1778 box chronometer1789 oligochronometer1857 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligochronometrum, term for an instrument invented by Del Negro for measuring the minute fractions of time: an oligochronometer. 1876 Catal. Special Loan Coll. Sci. Apparatus S. Kensington Mus. 604 Oligochronometer, an instrument for measuring the smallest fractions of time.—Applied to the measurement of the velocity of projectiles. oligoclonal adj. Brit. , U.S. , ΚΠ 1971 Arch. Neurol. (Chicago) 25 326/1 Oligoclonal CSF-immunoglobulin G in the form of discrete bands on agar gel electrophoresis..was found in..MS..and in..other neurological disorders. 1998 Arthritis & Rheumatism 41 101 Distinct oligoclonal T cell expansion was observed in arthritic joints. oligocystic adj. Brit. , U.S. , ΘΚΠ the world > health and disease > ill health > a disease > growth or excrescence > [adjective] > cyst wenny1597 atheromatous1676 steatomatous1681 encysted1705 hydatical1712 cystic1714 incystated1729 hygromatous1813 saccated1846 polycystic1861 cystoid1871 hydatic1872 monocystic1872 oligocystic1872 cystomatous1876 monocysted1885 saccate1889 ovuligerous1892 sarcocystic1927 1872 E. R. Peaslee Ovarian Tumors 31 I have..adopted the term oligocystic cystoma as more distinctive than monocystic. 1993 Reprod. Domest. Animals 28 441 Regular or irregular estrous cycles were observed in oligocystic animals..with functional CL. 2002 Pathology 34 148 Serous oligocystic adenoma of the pancreas is an uncommon benign neoplasm. oligodeoxynucleotide n. Brit. , U.S. , ΚΠ 1963 Proc. National Acad. Sci. U.S.A. 50 1135 The chemical synthesis of oligodeoxynucleotides containing up to approximately 15 bases per chain by the dicyclohexyl-carbodiimide method of Khorana and his associates..afforded an opportunity to study the ability of such oligodeoxynucleotides to stimulate cell-free amino acid incorporation. 1988 BioFactors 1 193/1 The effect of several oligodeoxynucleotides complementary to the fragments of yellow lupin tRNAPhe was tested in the aminoacylation of tRNAPhe and in the binding of Phe-tRNAPhe to poly-U-programmed eukaryotic ribosomes. 1997 Nature 20 Feb. p. ix/2 An aerosolized antisense oligodeoxynucleotide targeting the adenosine A1 receptor mRNA is therapeutic in the allergic rabbit model of human asthma. oligodeoxyribonucleotide n. Brit. , U.S. , ΚΠ 1960 Jrnl. Biol. Chem. 235 PC18 (title) Oligodeoxyribonucleotide primers for calf thymus polymerase. 1963 Proc. National Acad. Sci. U.S.A. 50 276 Removed all traces of phenol. oligodeoxyribonucleotides, [etc]. 1990 Nucleic Acids Res. 18 4119/1 NMR data of other oligodeoxyribonucleotides with A.C. mismatches are consistent with this type of base-pairing. ΚΠ 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligodontus, applied by Muller to a Family (Oligodonta, nom. pl. m.) of ophidian reptiles, having the Oligodon for their type: oligodontous. oligodynamic adj. Brit. , U.S. , ΘΚΠ the world > matter > chemistry > chemical properties > [adjective] > of or relating to miscellaneous other properties sweet1666 nimble1671 watery1741 unvitriolized1757 greedy1758 unneutralized1758 unvitrifiable1758 free1783 fixed1800 nascent1800 inorganic1831 assimilative1837 unnitrogenized1846 inactive1848 kaligenous1854 unacceptant1866 aggressive1888 oligodynamic1893 chromotropic1899 undissociated1899 osmophoric1901 thermochromic1904 unary1923 non-stoichiometric1943 odoriphoric1944 slow-release1946 sonoluminescent1961 uniaxial1965 1893 Nature 3 Aug. 331/2 By oligodynamic phenomena Nägeli means those produced by excessively small quantities of metallic substances in solution. 1941 Jrnl. Marine Res. 4 186 Containers made of copper, zinc, tin or nickel alloys are not suitable for the collection of samples of sea water for bacteriological analysis due to the inimical oligodynamic action of the metals. 1990 Combat & Survival Mag. July 43/2 The active ingredient is ‘oligodynamic’ silver ions, effective against bacteria causing typhoid, dysentery and cholera. oligoester n. Brit. , U.S. , ΘΚΠ the world > matter > chemistry > polymer chemistry > polymers > [noun] > types (by number of monomers) > oligomer oligomer1952 oligoester1957 1957 Makromolekulare Chemie 23 31 Linear oligoesters of terephthalic acid and glycol form three polymer-homologous series: ester-diols, ester-dicarboxylic acids, and ester-hydroxyacids. 1979 Science 27 Apr. 416/3 They also postulated the existence of di- and oligoesters from the same acid but produced no evidence. 2001 Jrnl. Amer. Oil Chemists' Soc. 78 837 Three hydrophobic emulsifiers—sucrose oligoesters..containing palmitic acid..and stearic acid..moieties and a polyglycerine ester..containing a stearic acid moiety—were added to PMF. ΚΠ 1848 R. Dunglison Med. Lexicon (ed. 7) 599/2 Oligogalactia, agalactia. ΚΠ 1890 Cent. Dict. Oligoglottism, slight knowledge of languages. oligohaline adj. Brit. , U.S. , ΘΚΠ the world > the earth > water > sea or ocean > region of sea or ocean > [adjective] > salinity or temperature temperature-salinity1930 thermohaline1942 oligohaline1951 1951 Rep. Comm. Treat. Marine Ecol. (National Research Council, U.S.) xi. 50 As originally proposed by Redeke, this classification was related to chlorinity rather than to the total salinity... This scheme, as set up by Redeke..is best presented in tabular form:..Cl, 0/00... Brackish water. 0·1–1·0. Oligohaline. 1971 Nature 24 Sept. 281/1 Next, there is a conglomerate which contains brackish oligohaline facies fauna. 1998 Jrnl. Biogeogr. 25 545/1 The oligohaline waters of the Paratethys..would not be able to harbour strictly freshwater species. oligolectic adj. Brit. , U.S. , ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Hymenoptera > [adjective] > belonging to division Petiolata > belonging to division Anthophila > of or belonging to bees > collecting pollen from few related plants oligolectic1917 1917 Bot. Gaz. 63 314 From these have originated the oligolectic bees and inquilines. 1973 M. C. F. Proctor & P. Yeo Pollination of Flowers v. 151 Bees that visit only one or a few species of flowers for food are described as oligotropic, while those showing a similar restriction for pollen supplies are called oligolectic. 1997 Jrnl. Torrey Bot. Soc. 124 142/1 There is such a close relationship with anthophorid bees that the genera Ancyloscelis Latreille, Cemolobus Robertson, and Melitoma Lepeletier & Serville are oligolectic to Ipomoea. oligolege n. Brit. , U.S. , ΚΠ 1917 Bot. Gaz. 63 314 The oligoleges collect pollen exclusively from flowers belonging to particular natural groups. 1966 Amer. Midland Naturalist 76 456 The type of the largest subgenus of Osmia in North America..is a Penstemon oligolege. 2000 Jrnl. Kansas Entomol. Soc. 73 129 Body size variation..did not differ between pollen specialists (oligoleges) and pollen generalists (polyleges). ΘΚΠ the world > health and disease > mental health > mental illness > degree or type of mental illness > [noun] > madness in one or many aspects monomania1815 polymania1828 oligomania1842 pantophobia1857 monoideism1860 monophobia1880 monopsychosis1883 1842 Med. News 1 472 Reasons..to justify the substitution of the term oligomania for monomania. ΘΚΠ the mind > language > linguistics > study of grammar > a part of speech > verb > [noun] > participle > avoidance of oligometochia1888 1888 Amer. Jrnl. Philol. 9 144 If then..the rhetoricians do consider the participle as an element of style, and if they are right in so considering it, oligometochia and polymetochia cannot be neglected by us. oligometochic adj. Brit. , U.S. , ΚΠ 1902 N.E.D. at Oligo- Oligometochic. oligomycin n. Brit. , U.S. , ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > antibiotics > [noun] > other antibiotics pyocyanase1900 fumigatin1938 M and B1938 gramicidin1940 tyrocidine1940 tyrothricin1940 clavacin1942 fumigacin1942 streptothricin1942 aspergillic acid1943 aspergillin1943 clavatin1943 helvolic acid1943 streptomycin1944 subtilin1944 bacitracin1945 viridin1945 javanicin1946 nisin1947 nitrofurazone1947 polymyxin1947 aureomycin1948 chloramphenicol1949 clitocybin1949 neomycin1949 Terramycin1950 viomycin1950 cephalosporin1951 fumagillin1951 nigericin1951 achromycin1952 carbomycin1952 erythromycin1952 nystatin1952 oxytetracycline1952 tetracycline1952 chlortetracycline1953 nitrofurantoin1953 oligomycin1953 puromycin1953 bacteriocin1954 albomycin1955 spiramycin1955 valinomycin1955 amphotericin B1956 mitomycin1956 novobiocin1956 oleandomycin1956 paromomycin1956 vancomycin1956 kanamycin1957 macrolide1957 ristocetin1957 streptovaricin1957 ethionamide1959 rifamycin1959 strep1959 mithramycin1960 fucidin1961 virginiamycin1961 cephalothin1962 fusidic acid1962 nonactin1962 trimethoprim1962 daunomycin1963 lincomycin1963 anthracycline1964 cephaloridine1964 spectinomycin1964 doxycycline1966 rifampicin1966 minocycline1967 rifampin1968 Adriamycin1969 daunorubicin1969 ribostamycin1970 doxorubicin1971 tobramycin1971 milbemycin1975 fluoroquinolone1984 1953 Science 25 Dec. 770/2 A new antibiotic, oligomycin, was isolated and showed promise in the control of plant fungus diseases. 1964 Ann. Rev. Biochem. 33 737 In loosely coupled mitochondria, oligomycin abolishes phosphorylation, and the available evidence is consistent with the conclusion that oligomycin inhibits ATP formation from all three coupling sites of the respiratory chain. 1999 Proc. National Acad. Sci. U.S.A. 23 13808/2 Pretreatment of the cells with oligomycin (5 μM), a potent inhibitor of the mitochondrial ATP synthase, did not significantly modify the patterns. oligopeptide n. Brit. , U.S. , ΚΠ 1941 Chem. Abstr. 35 78 (heading) N-methanesulfonyl derivatives of amino acids and oligopeptides. 1968 New Scientist 22 Aug. 402/2 The first section, that on the posterior pituitary hormones, is mainly concerned with the fact that these oligopeptides do not occur free in the nerve cells. 1999 Proc. National Acad. Sci. U.S.A. 96 10976/1 A more complex picture for the mechanism of oligopeptide product generation was suggested by the crystal structure of the yeast 20S proteasome. ΚΠ 1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. Oligopetalous, having few petals. oligophrenia n. Brit. , U.S. , ΘΚΠ the world > health and disease > mental health > mental illness > mental deficiency > [noun] feebleness1340 feeble-mindedness1619 fatuity1621 amentia1793 unnaturality1823 oligophrenia1899 moronism1913 1899 Jrnl. Mental Sci. 45 284 Oligophrenia.–Enfeeblements and diminutions of cerebral (psychical) development, with a parallel enfeeblement or diminution in the evolution of personality. 1899 Jrnl. Mental Sci. 45 289 Enfeeblements (oligophrenias, imbecilities) of cerebro-psychical development. 1932 Brit. Jrnl. Psychol. 23 21 The oligophrenia, or ‘small wittedness’ as Continental writers call the condition, is due to an insufficiently developed brain. 1987 D. J. Weatherall et al. Oxf. Textbk. Med. (ed. 2) I. ix. 16/1 Apart from oligophrenia, patients with classical phenylketonuria show dilution of skin, hair, and iris pigmentation, microcephaly, [etc.]. oligophyllous adj. Brit. , U.S. , ΚΠ 1847 H. McMurtrie Lexicon Scientiarum 164 Oligophyllous, Bot... Having but few leaves. 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligophyllus, having leaves small in number, or distant from each other, as the Cystus oligophyllus..: oligophyllous. 2000 Silvae Genetica 49 37 Two types of trees were distinguished: oligophyllous, with few but large leaflets and small thorns, and polyphyllous with many but small leaflets and long thorns. oligopod adj. Brit. , U.S. , ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > eggs or young > [adjective] > of young > of larva > having well-developed thoracic limbs oligopod1925 1925 A. D. Imms Gen. Textbk. Entomol. ii. 179 In the oligopod phase the embryo has reached an advanced condition. 1957 T. W. Kirkpatrick Insect Life in Tropics iv. 64 Oligopod larvae usually have well-developed thoracic legs but no abdominal feet and are typical of most beetles and Neuroptera. 1998 R. F. Chapman Insects (ed. 4) xv. 369/2 The least modified [larval form] with respect to the adult is the oligopod larva which is hexapodous with a well-defined head capsule. ΘΚΠ the mind > language > linguistics > study of grammar > a part of speech > other parts of speech > [noun] > preposition > sparing use of oligoprothesy1896 1896 Classical Rev. Feb. 63/1 The gradual development from extreme oligoprothesy to considerable polyprothesy, in the Tragic writers, is especially dwelt on and fully demonstrated. ΘΚΠ the mind > language > linguistics > study of grammar > a part of speech > other parts of speech > [adjective] > relating to prepositions > using few or many polyprothetic1894 oligoprothetic1896 1896 J. Donovan in Classical Rev. Feb. 63/1 The inquiry leads to the general law that prose is polyprothetic and poetry oligoprothetic. oligosaccharide n. Brit. , U.S. , ΘΚΠ the world > matter > chemistry > organic chemistry > carbohydrates > sugars > oligosaccharides > [noun] oligosaccharide1930 1930 Chem. Abstr. 24 3762 The name oligosaccharides is suggested for the simpler cryst. sugars (intermediate between the monoses and the polysaccharides) which form 2 or more monoses on hydrolysis. 1967 Jrnl. Canad. Med. Assoc. 97 239/2 The enzymes degrading gangliosides and ceramide oligosaccharides appear to be deficient or absent. 2001 Observer 1 Apr. (Life Suppl.) 45/1 The two main prebiotics are the non-digestible oligosaccharides (NDOs) inulin and oligofructose. ΘΚΠ the world > the universe > constellation > comet or meteor > meteor > [adjective] > meteorite > aerolite stony1802 aerolitic1850 oligosideric1881 the world > the earth > structure of the earth > constituent materials > stone > a stone > [adjective] > meteorite stony1802 meteorolitic1824 aerolitic1850 siderolithic1857 meteoritic1865 chondritic1866 oligosideric1881 meteorital1889 stony-iron1918 micrometeoritic1958 nakhlitic1963 1881 Nature 17 Nov. 72 Bodies closely resembling some oligosideric meteorites. ΘΚΠ the world > the universe > constellation > comet or meteor > meteor > [noun] > meteorite > aerolite air-stone1608 aerolite1810 aerolith1811 uranolite1815 brontolith1860 oligosiderite1883 the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > meteorite > other meteorites air-stone1608 iron1802 aerolite1810 aerolith1811 uranolite1815 star-glint1825 brontolith1860 aerosiderite1863 aerosiderolite1863 pallasite1863 siderolite1863 siderite1866 mesosiderite1868 howardite1881 chondrite1883 oligosiderite1883 plessite1885 diogenite1895 achondrite1904 octahedrite1905 nakhlite1916 ureilite1916 stony-iron1918 micrometeorite1949 1883 Science 16 Feb. 41/1 III. Sporasiderite..2. Oligosiderite—Aumalite, chantonnite, [etc.]. 1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. Oligosiderite, a stony meteorite containing a small percentage of iron. oligospermous adj. Brit. , U.S. , ΚΠ 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Oligospermus, containing a small number of seeds: oligospermous. 1904 Bot. Gaz. 37 294 Syncarpy involves polyspermy and is also an entomophilous character, the union of oligospermous fruits producing polyspermy. 1989 Systematic Bot. 14 569/2 Numerous, oligospermous pistils..mature to form baccate fruit. ΚΠ 1890 Cent. Dict. Oligosporean, a. of or pertaining to the Oligosporea; n. a member of the Oligosporea. ΚΠ 1890 Cent. Dict. Oligosporous, same as oligosporean. oligostemonous adj. Brit. , U.S. , ΚΠ 1890 Cent. Dict. Oligostemonous, in bot., same as oligandrous. 1915 Ann. Missouri Bot. Garden 2 114 In earlier (primitive) flowers there are many stamens (polystemonous) while in later flowers there are fewer stamens (oligostemonous). 1984 Ann. Missouri Bot. Garden 71 733/1 There are fundamentally two whorls of stamens and that, unlike the condition in various oligostemonous Myrtaceae, the vascular traces of the stamens are separate. ΚΠ 1890 Cent. Dict. Oligotokous, having few at a birth: applied in ornithology to birds which lay four eggs or fewer. (Little used.) oligotrich n. and adj. Brit. , U.S. , ΚΠ 1932 Q. Rev. Biol. 7 285/1 The finer morphological study of the oligotrich ciliates of the horse is well under way. 1954 New Biol. 17 83 The oligotrichs..are characterized by one or two specialized groups of cilia at the anterior end of the animal. 1997 Aquatic Microbial Ecol. 12 71 The most abundant components of the ciliate community were ‘oligotrich’ ciliates. Naked oligotrichs included heterotrophic genera represented by Halteria, Strombidium, Strobilidium, and Lohmaniella. oligozoospermia n. Brit. , U.S. , ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > reproductive organ disorders > [noun] > of male > disorders of semen oligospermia1848 aspermia1853 azoospermia1889 oligozoospermia1892 1892 F. P. Foster Illustr. Encycl. Med. Dict. IV. 2447/1 Oligozoospermia, of De Sinéty, a variety of sterility in the male in which the spermatozooids are diminished in number and activity. 1897 J. W. White & E. Martin Genito-urinary Surg. xxviii. 1027 Oligozoöspermia indicates a condition in which the semen ejaculated contains few spermatozoa. 1962 Lancet 27 Jan. 218/1 There was nothing to suggest oligozoospermia due to external causes. 2000 Nature Med. 6 29 Azoospermia or oligozoospermia due to disruption of spermatogenesis are common causes of human male infertility. ΚΠ 1848 R. Dunglison Med. Lexicon (ed. 7) 600/1 Oliguresia, morbidly diminished urinary secretion. This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022). < |
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