单词 | psammo- |
释义 | psammo-comb. form Of, relating to, or resembling sand. psammocarcinoma n. Brit. /ˌsamə(ʊ)kɑːsᵻˈnəʊmə/ , U.S. /ˌsæmoʊˌkɑrsəˈnoʊmə/ Pathology a carcinoma containing psammoma bodies.ΚΠ 1890 J. S. Billings National Med. Dict. II. 400/2 Psammocarcinoma, a carcinoma containing calcareous concretions. 1896 A. Bruce tr. R. Thoma Text-bk. Gen. Pathol. I. xi. 540 Psammo-glioma and psammo-carcinoma are also known. 1998 Amer. Jrnl. Surg. Pathol. 22 849 The psammocarcinomas showed at least 75% psammoma bodies, no more than moderate cytological atypia, tissue or lymphovascular space invasion, or both. ΚΠ 1885 H. G. Seeley Phillips's Man. Geol. (new ed.) I. v. 55 Throughout the period of the Psammolithic series, the same rocks continued to be denuded. psammophyte n. Brit. /ˈsamə(ʊ)fʌɪt/ , U.S. /ˈsæməˌfaɪt/ [after German Psammophyt (1898 in the passage translated in quot. 1903); compare earlier psammophile n.] Botany and Ecology a plant restricted to sandy habitats; a psammophilous plant.ΘΚΠ the world > plants > by habitat or distribution > [noun] > that grows in (and binds) sand sand plant1849 sand-binder1887 psammophile1888 psammophyte1903 1903 W. R. Fisher tr. A. F. W. Schimper Plant-geogr. ii. i. 180 The formations of the sandy sea-shore and of dunes serve as excellent examples of the vegetation of psammophytes [Ger. der Psammophyten]. 1961 S. P. Suslov Physical Geogr. of Asiatic Russia iv. 497 Another pioneer psammophyte is the saxaul (Ammodendron conollyi) a member of the legume family, and a plant endemic to the sandy deserts of central Asia. 2003 Biol. Conservation 115 151/1 The natural beach vegetation on the sand dunes includes psammophytes such as Ipomea pescaprae. psammosarcoma n. Brit. /ˌsamə(ʊ)sɑːˈkəʊmə/ , U.S. /ˌsæmoʊˌsɑrˈkoʊmə/ Pathology (now rare or disused) a sarcoma containing psammoma bodies; a malignant meningioma.ΘΚΠ the world > health and disease > ill health > a disease > growth or excrescence > [noun] > tumour > malignant tumours cancer1527 carcinoma1583 crab1614 scirrhus1759 sarcoma1804 malignant melanoma1838 melanocarcinoma1857 adenosarcoma1871 adenocarcinoma1872 angiosarcoma1873 lymphosarcoma1874 mycosis fungoides1874 melanosarcoma1875 osteosarcoma1876 chondrosarcoma1883 psammosarcoma1886 trophoblast1889 liposarcoma1893 multiple myeloma1897 sarcoid1899 leiomyosarcoma1914 spongioblastoma1918 osteogenic sarcoma1923 sympathicoblastoma1927 reticulosarcoma1928 carcinoma in situ1932 malignancy1934 teratocarcinoma1946 sympathoblastoma1960 sympathogonioma1966 sympathicogonioma1974 1886 Lancet 6 Feb. 251/1 The second specimen was a Psammo-sarcoma of the Brain growing from the junction of the tentorium with the falx cerebri. 1901 Lancet 26 Jan. 251/1 A psammosarcoma as large as an orange had grown from the falx cerebri, compressing both prefrontal lobes. 1923 Endocrinology 7 386 In quite a number of cases termed psammosarcomata, a number of corpora arenacea have been found. psammosere n. Brit. /ˈsamə(ʊ)sɪə/ , U.S. /ˈsæməˌsɪ(ə)r/ Ecology a plant succession originating on sand.ΘΚΠ the world > life > biology > balance of nature > [noun] > replacement of one species by another > sere lithosere1916 prisere1916 psammosere1916 sere1916 subsere1916 halosere1929 plagiosere1935 1916 F. E. Clements Plant Succession ix. 182 While the surfaces of rock and of dune-sand may be almost equally dry, the differences of hardness and stability result in very dissimilar adseres. These may be distinguished as lithoseres..and psammoseres. 1964 V. J. Chapman Coastal Vegetation vi. 150 The dune succession..is quite clearly a prisere, and since it develops on sand it is often known as a Psammosere. 1984 Jrnl. Ecol. 72 26 Early successional composition was..considered to be highly deterministic, allowing the definition of a multitude of seres (eusere, hydrosere, mesosere, psammosere, pyrosere, xerosere, etc.). This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022). < comb. form1885 |
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