sphero-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly.

Variant of sphaero- comb. form, used as combining form of sphere n. (cf. French sphéro-) in various terms, chiefly scientific and technical.Also, in recent works or dictionaries, spherobacteria, spherocrystal, spheromere, etc.

spherocobaltite n.

Brit.

/ˌsfɪərə(ʊ)ˈkəʊbɔːltʌɪt/

/ˌsfɪərə(ʊ)ˈkəʊbɒltʌɪt/

/ˌsfɪərə(ʊ)ˈkəʊbəltʌɪt/

U.S.

/ˌsfɪroʊˈkoʊˌbɔlˌtaɪt/

/ˌsfɪroʊˈkoʊˌbɑlˌtaɪt/

/ˌsfɛroʊˈkoʊˌbɔlˌtaɪt/

/ˌsfɛroʊˈkoʊˌbɑlˌtaɪt/

Mineralogy = sphaerocobaltite n. at sphaero- comb. form .

ΘΚΠ

the world > the earth > minerals > types of mineral > carbonates > [noun] > other carbonates

dialogite1823

gaylussite1826

matlockite1843

cancrinite1844

alstonite1845

phosgenite1849

pistomesite1849

bromlite1868

tengerite1868

teschemacherite1868

sphaerocobaltite1877

spherocobaltite1889

otavite1906

rutherfordine1907

rutherfordite1908

spurrite1908

natrodavyne1913

loseyite1929

tilleyite1933

shortite1939

swartzite1948

norsethite1959

1889 Cent. Dict. Spherocobaltite.

1924 Amer. Mineralogist 9 61 Spherocobaltite.

1975 Soviet Physics—Crystallogr. XX. 74/1 The reaction involved in the synthesis of CoCO₂ has been studied in connection with the problem of growing single crystals of spherocobaltite.

spheroconic adj.

Brit.

/ˌsfɪərə(ʊ)ˈkɒnɪk/

U.S.

/ˌsfɪroʊˈkɑnɪk/

/ˌsfɛroʊˈkɑnɪk/

Mathematics, (see quots.).

ΚΠ

1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Sphero-conic, the section of a sphere by a quadric cone having its vertex at the centre.

1871 Casey in Philos. Trans. (Royal Soc.) 161 585 A sphero-quartic is the envelope of a variable circle whose centre moves along the sphero-conic, and which cuts the circle J orthogonally.

spherocylindric adj.

Brit.

/ˌsfɪərə(ʊ)sᵻˈlɪndrɪk/

U.S.

/ˌsfɪroʊsəˈlɪndrɪk/

/ˌsfɛroʊsəˈlɪndrɪk/

(see quots.).

ΚΠ

1825 ‘J. Nicholson’ Operative Mechanic 541 If a cylinder intersect a sphere of greater diameter than the cylinder, the arch is called a sphero-cylindric arch.

sphero-cylindrical adj.

Brit.

/ˌsfɪərə(ʊ)sᵻˈlɪndrᵻkl/

U.S.

/ˌsfɪroʊsəˈlɪndrək(ə)l/

/ˌsfɛroʊsəˈlɪndrək(ə)l/

(of a lens) having a spherical and a cylindrical surface.

ΘΚΠ

the world > physical sensation > sight and vision > optical instruments > lens > [adjective] > types of lenses

convex?a1560

planoconvex1665

concavo-convex1677

convexo-concave1693

strong1732

aplanatic1799

periscopic1803

omphaloptic1819

polyzonal1823

shallow1837

first-order1846

periscopical1846

orthoscopic1853

rectilinear1874

overcorrected1875

sphero-cylindrical1881

wide-aperture1882

afocal1887

apochromatic1887

anastigmatic1890

telecentric1892

photovisual1899

aspherical1922

aspheric1923

multifocal1928

plano1944

demagnifying1959

1881 Ophthalmic Rev. Nov. (advt.) Every description of Astigmatic, Cylindrical and Sphero-Cylindrical Spectacle Lenses.

1962 L. S. Sasieni Princ. & Pract. Optical Dispensing x. 264 A toric lens is a curved sphero-cylindrical lens.

spherogram n.

Brit.

/ˈsfɪərə(ʊ)ɡram/

U.S.

/ˈsfɪrəˌɡræm/

/ˈsfɛrəˌɡræm/

Mathematics (see quots.).

ΚΠ

1870 A. Cayley Coll. Math. Papers (1894) VII. 403 In the figures called ‘spherograms’..the representation of a hemisphere is all that is required.

spherograph n.

Brit.

/ˈsfɪərə(ʊ)ɡrɑːf/

/ˈsfɪərə(ʊ)ɡraf/

U.S.

/ˈsfɪrəˌɡræf/

/ˈsfɛrəˌɡræf/

Nautical a device serving to facilitate the calculation of spherical problems.

ΘΚΠ

society > travel > travel by water > vessel, ship, or boat > equipment of vessel > navigational aids > [noun] > device for spherical calculations

spherograph1858

sphereometer1862

1858 Mercantile Marine Mag. 5 231 The Spherograph, invented by Mr. Saxby, will shew..the true bearing of the Sun at any time throughout the day.

1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Spherograph, an instrument invented for the practical application of spherics to navigation. By its aid any possible spherical triangle can be constructed without dividers or scales.

spherology n.

Brit.

/sfᵻˈrɒlədʒi/

U.S.

/sfᵻˈrɑlədʒi/

the science, study, or theory of the sphere.

† spheˈromachy n. [Latin sphæromachia, Greek σϕαιρομαχία] Obsolete (see quot. 1656).

ΚΠ

1656 T. Blount Glossographia Spheromachy, playing at Tennis, or Bowling.

spheromaniac n.

Brit.

/ˌsfɪərə(ʊ)ˈmeɪnɪak/

U.S.

/ˌsfɪroʊˈmeɪniˌæk/

/ˌsfɛroʊˈmeɪniˌæk/

one who is passionately fond of playing at bowls.

ΚΠ

1906 Gentleman's Mag. Dec. 631 To us as to all spheromaniacs, a good game at bowls is the finest sport in the world.

spherophyric adj.

Brit.

/ˌsfɪərə(ʊ)ˈfɪrɪk/

U.S.

/ˌsfɪrəˈfɪrɪk/

/ˌsfɛrəˈfɪrɪk/

Mineralogy (see quot.).

ΚΠ

1895 J. D. Dana Man. Geol. (ed. 4) 77 The kind of mineral is indicated by the terms orthophyric, if orthoclase;..spherophyric, if containing spherical concretions, etc.

spheroplast n.

Brit.

/ˈsfɪərə(ʊ)plɑːst/

/ˈsfɪərə(ʊ)plast/

U.S.

/ˈsfɪrəˌplæst/

/ˈsfɛrəˌplæst/

[-plast comb. form] Biology a bacterium or plant cell bound by its plasma membrane, the cell wall being deficient or lacking and the whole having a spherical form.

ΘΚΠ

the world > life > biology > substance > cell > types of cells > [noun] > other types of cells

reticular cell1832

torula1833

reserve cell1842

subcell1844

parenchyma cell1857

pedicel cell1858

nettle cell1870

heterocyst1872

prickle cell1872

angioblast1875

palisade cell1875

sextant1875

spindle cell1876

neuroblast1878

body cell1879

plasma cell1882

reticulum cell1882

stem cell1885

Langhans1886

basal cell1889

pole cell1890

myelocyte1891

statocyst1892

mast cell1893

thrombocyte1893

iridocyte1894

precursor1895

nurse cell1896

amacrine1900

statocyte1900

mononuclear1903

oat cell1903

myeloblast1904

trochoblast1904

adipocyte1906

polynuclear1906

fibrocyte1911

akaryote1920

Rouget cell1922

Sternberg–Reed1922

amphicyte1925

monoblast1925

pericyte1925

promyelocyte1925

pituicyte1930

agamete1932

sympathogonia1934

athrocyte1938

progenitor1938

Reed–Sternberg cell1939

submarginal1941

delta cell1942

mastocyte1947

squame1949

podocyte1954

transformed cell1956

transformant1957

spheroplast1958

pinealocyte1961

immunocyte1963

lactotroph1966

mammotroph1966

minicell1967

proheterocyst1970

myofibroblast1971

cybrid1974

1958 C. Hurwitz et al. Jrnl. Bacteriol. LXXVI. 612/2 Lederberg (1956) has referred to these forms as protoplasts. In view of current uncertainty as to the fate of the cell wall in this case, we shall use ‘spheroplasts’ (McQuillen, 1958, personal communication) as a neutral term.

1958 C. Hurwitz et al. Jrnl. Bacteriol. LXXVI. 613/2 Spheroplasts are osmotically fragile in a hypotonic environment.

1976 Ann. Rev. Microbiol. 30 42 Conversion of these cells to spheroplasts results in the release of periplasmic proteins into the supernatant.

spheroplasted adj.

Brit.

/ˈsfɪərə(ʊ)ˌplɑːstᵻd/

/ˈsfɪərə(ʊ)ˌplastᵻd/

U.S.

/ˈsfɪrəˌplæstəd/

/ˈsfɛrəˌplæstəd/

ΘΚΠ

the world > life > biology > substance > cell > types of cells > [adjective] > other types of cells

calcigerous1839

apolar1859

monocentric1878

angioblastic1879

mononuclear1886

heterocystous1887

collared1888

oxyphil1893

adendritic1894

neuroblastic1895

amacrine1901

diploid1908

akaryote1909

oat-celled1916

siderocytic1922

hepatocellular1940

promyelocytic1943

podocytic1955

sideroblastic1956

pagetoid1959

melanocytic1961

spheroplasted1973

1973 Jrnl. Bacteriol. 116 491/1 Spheroplasted cells were found to lose endonuclease I from periplasm to surrounding medium.

spheroplasting n.

Brit.

/ˈsfɪərə(ʊ)ˌplɑːstɪŋ/

/ˈsfɪərə(ʊ)ˌplastɪŋ/

U.S.

/ˈsfɪrəˌplæstɪŋ/

/ˈsfɛrəˌplæstɪŋ/

treatment (as with an enzyme) that converts cells to spheroplasts.

ΘΚΠ

the world > life > biology > laboratory analysis > processes > [noun] > treatment with specific agents

trypsinization1959

spheroplasting1965

trypsinizing1979

1965 Acta Path. Microbiol. Scand. LXIII. 412 The mechanism of the..spheroplasting effect of the incubation temperature is not obvious.

1973 Jrnl. Bacteriol. 116 493/2 Spheroplasting does not affect gamma-ray induced DNA degradation in E. coli CRthy⁻⁻.

spheropolar adj.

Brit.

/ˌsfɪərə(ʊ)ˈpəʊlə/

U.S.

/ˌsfɪroʊˈpoʊlər/

/ˌsfɛroʊˈpoʊlər/

Geometry (see quot.).

ΚΠ

1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Sphero-polar Reciprocal, [see] Polar Reciprocal.

spheroquartic

Brit.

/ˌsfɪərə(ʊ)ˈkwɔːtɪk/

U.S.

/ˌsfɪroʊˈkwɔrdɪk/

/ˌsfɛroʊˈkwɔrdɪk/

Mathematics (see quot.).

ΚΠ

1871 Casey in Philos. Trans. (Royal Soc.) 161 585 On this account I have called this species of cyclide..a sphero-quartic... The sphero-quartic is the intersection of a sphere and a cone.

spherosiderite

Brit.

/ˌsfɪərə(ʊ)ˈsɪdərʌɪt/

U.S.

/ˌsfɪroʊˈsɪdəˌraɪt/

/ˌsfɛroʊˈsɪdəˌraɪt/

Mineralogy (see quot.).

ΚΠ

1836 T. Thomson Outl. Mineral. I. 444 Carbonate of Iron. Brownspar,..spherosiderite, spathose iron.

1862 J. D. Dana Min. 247 The globular concretions found in some amygdaloids or lavas have been called spherosiderite.

spherostilbite n.

Brit.

/ˌsfɪərə(ʊ)ˈstɪlbʌɪt/

U.S.

/ˌsfɪroʊˈstɪlˌbaɪt/

/ˌsfɛroʊˈstɪlˌbaɪt/

Mineralogy a variety of stilbite, having the form of radiated spheres.

ΚΠ

1843 J. E. Portlock Rep. Geol. Londonderry 222 At Portrush it [Stilbite] occurs white, (? Spherostilbite,) in implanted globules.

spherosymmetrical adj.

Brit.

/ˌsfɪərə(ʊ)sᵻˈmɛtrᵻkl/

U.S.

/ˌsfɪroʊsəˈmɛtrək(ə)l/

/ˌsfɛroʊsəˈmɛtrək(ə)l/

spherically symmetrical.

ΘΚΠ

the world > space > shape > symmetry or regularity > [adjective] > of a spherical object

unbiased1607

spherosymmetrical1964

1964 Progress Reaction Kinetics II. 299 The ions SO₄⁻⁻ and F⁻..both can be considered as fairly spherosymmetrical.

This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022).

单词	sphero-
释义	sphero-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Variant of sphaero- comb. form, used as combining form of sphere n. (cf. French sphéro-) in various terms, chiefly scientific and technical.Also, in recent works or dictionaries, spherobacteria, spherocrystal, spheromere, etc. spherocobaltite n. Brit. /ˌsfɪərə(ʊ)ˈkəʊbɔːltʌɪt/ , /ˌsfɪərə(ʊ)ˈkəʊbɒltʌɪt/ , /ˌsfɪərə(ʊ)ˈkəʊbəltʌɪt/ , U.S. /ˌsfɪroʊˈkoʊˌbɔlˌtaɪt/ , /ˌsfɪroʊˈkoʊˌbɑlˌtaɪt/ , /ˌsfɛroʊˈkoʊˌbɔlˌtaɪt/ , /ˌsfɛroʊˈkoʊˌbɑlˌtaɪt/ Mineralogy = sphaerocobaltite n. at sphaero- comb. form . ΘΚΠ the world > the earth > minerals > types of mineral > carbonates > [noun] > other carbonates dialogite1823 gaylussite1826 matlockite1843 cancrinite1844 alstonite1845 phosgenite1849 pistomesite1849 bromlite1868 tengerite1868 teschemacherite1868 sphaerocobaltite1877 spherocobaltite1889 otavite1906 rutherfordine1907 rutherfordite1908 spurrite1908 natrodavyne1913 loseyite1929 tilleyite1933 shortite1939 swartzite1948 norsethite1959 1889 Cent. Dict. Spherocobaltite. 1924 Amer. Mineralogist 9 61 Spherocobaltite. 1975 Soviet Physics—Crystallogr. XX. 74/1 The reaction involved in the synthesis of CoCO₂ has been studied in connection with the problem of growing single crystals of spherocobaltite. spheroconic adj. Brit. /ˌsfɪərə(ʊ)ˈkɒnɪk/ , U.S. /ˌsfɪroʊˈkɑnɪk/ , /ˌsfɛroʊˈkɑnɪk/ Mathematics, (see quots.). ΚΠ 1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Sphero-conic, the section of a sphere by a quadric cone having its vertex at the centre. 1871 Casey in Philos. Trans. (Royal Soc.) 161 585 A sphero-quartic is the envelope of a variable circle whose centre moves along the sphero-conic, and which cuts the circle J orthogonally. spherocylindric adj. Brit. /ˌsfɪərə(ʊ)sᵻˈlɪndrɪk/ , U.S. /ˌsfɪroʊsəˈlɪndrɪk/ , /ˌsfɛroʊsəˈlɪndrɪk/ (see quots.). ΚΠ 1825 ‘J. Nicholson’ Operative Mechanic 541 If a cylinder intersect a sphere of greater diameter than the cylinder, the arch is called a sphero-cylindric arch. sphero-cylindrical adj. Brit. /ˌsfɪərə(ʊ)sᵻˈlɪndrᵻkl/ , U.S. /ˌsfɪroʊsəˈlɪndrək(ə)l/ , /ˌsfɛroʊsəˈlɪndrək(ə)l/ (of a lens) having a spherical and a cylindrical surface. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > lens > [adjective] > types of lenses convex?a1560 planoconvex1665 concavo-convex1677 convexo-concave1693 strong1732 aplanatic1799 periscopic1803 omphaloptic1819 polyzonal1823 shallow1837 first-order1846 periscopical1846 orthoscopic1853 rectilinear1874 overcorrected1875 sphero-cylindrical1881 wide-aperture1882 afocal1887 apochromatic1887 anastigmatic1890 telecentric1892 photovisual1899 aspherical1922 aspheric1923 multifocal1928 plano1944 demagnifying1959 1881 Ophthalmic Rev. Nov. (advt.) Every description of Astigmatic, Cylindrical and Sphero-Cylindrical Spectacle Lenses. 1962 L. S. Sasieni Princ. & Pract. Optical Dispensing x. 264 A toric lens is a curved sphero-cylindrical lens. spherogram n. Brit. /ˈsfɪərə(ʊ)ɡram/ , U.S. /ˈsfɪrəˌɡræm/ , /ˈsfɛrəˌɡræm/ Mathematics (see quots.). ΚΠ 1870 A. Cayley Coll. Math. Papers (1894) VII. 403 In the figures called ‘spherograms’..the representation of a hemisphere is all that is required. spherograph n. Brit. /ˈsfɪərə(ʊ)ɡrɑːf/ , /ˈsfɪərə(ʊ)ɡraf/ , U.S. /ˈsfɪrəˌɡræf/ , /ˈsfɛrəˌɡræf/ Nautical a device serving to facilitate the calculation of spherical problems. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > navigational aids > [noun] > device for spherical calculations spherograph1858 sphereometer1862 1858 Mercantile Marine Mag. 5 231 The Spherograph, invented by Mr. Saxby, will shew..the true bearing of the Sun at any time throughout the day. 1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Spherograph, an instrument invented for the practical application of spherics to navigation. By its aid any possible spherical triangle can be constructed without dividers or scales. spherology n. Brit. /sfᵻˈrɒlədʒi/ , U.S. /sfᵻˈrɑlədʒi/ the science, study, or theory of the sphere. † spheˈromachy n. [Latin sphæromachia, Greek σϕαιρομαχία] Obsolete (see quot. 1656). ΚΠ 1656 T. Blount Glossographia Spheromachy, playing at Tennis, or Bowling. spheromaniac n. Brit. /ˌsfɪərə(ʊ)ˈmeɪnɪak/ , U.S. /ˌsfɪroʊˈmeɪniˌæk/ , /ˌsfɛroʊˈmeɪniˌæk/ one who is passionately fond of playing at bowls. ΚΠ 1906 Gentleman's Mag. Dec. 631 To us as to all spheromaniacs, a good game at bowls is the finest sport in the world. spherophyric adj. Brit. /ˌsfɪərə(ʊ)ˈfɪrɪk/ , U.S. /ˌsfɪrəˈfɪrɪk/ , /ˌsfɛrəˈfɪrɪk/ Mineralogy (see quot.). ΚΠ 1895 J. D. Dana Man. Geol. (ed. 4) 77 The kind of mineral is indicated by the terms orthophyric, if orthoclase;..spherophyric, if containing spherical concretions, etc. spheroplast n. Brit. /ˈsfɪərə(ʊ)plɑːst/ , /ˈsfɪərə(ʊ)plast/ , U.S. /ˈsfɪrəˌplæst/ , /ˈsfɛrəˌplæst/ [-plast comb. form] Biology a bacterium or plant cell bound by its plasma membrane, the cell wall being deficient or lacking and the whole having a spherical form. ΘΚΠ the world > life > biology > substance > cell > types of cells > [noun] > other types of cells reticular cell1832 torula1833 reserve cell1842 subcell1844 parenchyma cell1857 pedicel cell1858 nettle cell1870 heterocyst1872 prickle cell1872 angioblast1875 palisade cell1875 sextant1875 spindle cell1876 neuroblast1878 body cell1879 plasma cell1882 reticulum cell1882 stem cell1885 Langhans1886 basal cell1889 pole cell1890 myelocyte1891 statocyst1892 mast cell1893 thrombocyte1893 iridocyte1894 precursor1895 nurse cell1896 amacrine1900 statocyte1900 mononuclear1903 oat cell1903 myeloblast1904 trochoblast1904 adipocyte1906 polynuclear1906 fibrocyte1911 akaryote1920 Rouget cell1922 Sternberg–Reed1922 amphicyte1925 monoblast1925 pericyte1925 promyelocyte1925 pituicyte1930 agamete1932 sympathogonia1934 athrocyte1938 progenitor1938 Reed–Sternberg cell1939 submarginal1941 delta cell1942 mastocyte1947 squame1949 podocyte1954 transformed cell1956 transformant1957 spheroplast1958 pinealocyte1961 immunocyte1963 lactotroph1966 mammotroph1966 minicell1967 proheterocyst1970 myofibroblast1971 cybrid1974 1958 C. Hurwitz et al. Jrnl. Bacteriol. LXXVI. 612/2 Lederberg (1956) has referred to these forms as protoplasts. In view of current uncertainty as to the fate of the cell wall in this case, we shall use ‘spheroplasts’ (McQuillen, 1958, personal communication) as a neutral term. 1958 C. Hurwitz et al. Jrnl. Bacteriol. LXXVI. 613/2 Spheroplasts are osmotically fragile in a hypotonic environment. 1976 Ann. Rev. Microbiol. 30 42 Conversion of these cells to spheroplasts results in the release of periplasmic proteins into the supernatant. spheroplasted adj. Brit. /ˈsfɪərə(ʊ)ˌplɑːstᵻd/ , /ˈsfɪərə(ʊ)ˌplastᵻd/ , U.S. /ˈsfɪrəˌplæstəd/ , /ˈsfɛrəˌplæstəd/ ΘΚΠ the world > life > biology > substance > cell > types of cells > [adjective] > other types of cells calcigerous1839 apolar1859 monocentric1878 angioblastic1879 mononuclear1886 heterocystous1887 collared1888 oxyphil1893 adendritic1894 neuroblastic1895 amacrine1901 diploid1908 akaryote1909 oat-celled1916 siderocytic1922 hepatocellular1940 promyelocytic1943 podocytic1955 sideroblastic1956 pagetoid1959 melanocytic1961 spheroplasted1973 1973 Jrnl. Bacteriol. 116 491/1 Spheroplasted cells were found to lose endonuclease I from periplasm to surrounding medium. spheroplasting n. Brit. /ˈsfɪərə(ʊ)ˌplɑːstɪŋ/ , /ˈsfɪərə(ʊ)ˌplastɪŋ/ , U.S. /ˈsfɪrəˌplæstɪŋ/ , /ˈsfɛrəˌplæstɪŋ/ treatment (as with an enzyme) that converts cells to spheroplasts. ΘΚΠ the world > life > biology > laboratory analysis > processes > [noun] > treatment with specific agents trypsinization1959 spheroplasting1965 trypsinizing1979 1965 Acta Path. Microbiol. Scand. LXIII. 412 The mechanism of the..spheroplasting effect of the incubation temperature is not obvious. 1973 Jrnl. Bacteriol. 116 493/2 Spheroplasting does not affect gamma-ray induced DNA degradation in E. coli CRthy⁻⁻. spheropolar adj. Brit. /ˌsfɪərə(ʊ)ˈpəʊlə/ , U.S. /ˌsfɪroʊˈpoʊlər/ , /ˌsfɛroʊˈpoʊlər/ Geometry (see quot.). ΚΠ 1867 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) III. 532/1 Sphero-polar Reciprocal, [see] Polar Reciprocal. spheroquartic Brit. /ˌsfɪərə(ʊ)ˈkwɔːtɪk/ , U.S. /ˌsfɪroʊˈkwɔrdɪk/ , /ˌsfɛroʊˈkwɔrdɪk/ Mathematics (see quot.). ΚΠ 1871 Casey in Philos. Trans. (Royal Soc.) 161 585 On this account I have called this species of cyclide..a sphero-quartic... The sphero-quartic is the intersection of a sphere and a cone. spherosiderite Brit. /ˌsfɪərə(ʊ)ˈsɪdərʌɪt/ , U.S. /ˌsfɪroʊˈsɪdəˌraɪt/ , /ˌsfɛroʊˈsɪdəˌraɪt/ Mineralogy (see quot.). ΚΠ 1836 T. Thomson Outl. Mineral. I. 444 Carbonate of Iron. Brownspar,..spherosiderite, spathose iron. 1862 J. D. Dana Min. 247 The globular concretions found in some amygdaloids or lavas have been called spherosiderite. spherostilbite n. Brit. /ˌsfɪərə(ʊ)ˈstɪlbʌɪt/ , U.S. /ˌsfɪroʊˈstɪlˌbaɪt/ , /ˌsfɛroʊˈstɪlˌbaɪt/ Mineralogy a variety of stilbite, having the form of radiated spheres. ΚΠ 1843 J. E. Portlock Rep. Geol. Londonderry 222 At Portrush it [Stilbite] occurs white, (? Spherostilbite,) in implanted globules. spherosymmetrical adj. Brit. /ˌsfɪərə(ʊ)sᵻˈmɛtrᵻkl/ , U.S. /ˌsfɪroʊsəˈmɛtrək(ə)l/ , /ˌsfɛroʊsəˈmɛtrək(ə)l/ spherically symmetrical. ΘΚΠ the world > space > shape > symmetry or regularity > [adjective] > of a spherical object unbiased1607 spherosymmetrical1964 1964 Progress Reaction Kinetics II. 299 The ions SO₄⁻⁻ and F⁻..both can be considered as fairly spherosymmetrical. This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022). < comb. form1656
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