单词 | bacteroid |
释义 | bacteroidadj.n. A. adj. Of the nature of, or allied to, the bacteria. ΘΚΠ the world > life > biology > organism > micro-organism > bacterium > [adjective] bacteroid1855 bacteric1873 bacterian1876 bacterial1879 bacterioid1889 1855 A. B. Garrod Essentials Materia Medica 143 A decided antiseptic, arresting the development of bacteroid organisms. B. n. A micro-organism of bacterial character; spec. one found (a) in the root-nodules of leguminous plants, (b) in the body of certain insects. ΘΚΠ the world > life > biology > organism > micro-organism > bacterium > [noun] > bacteroid bacteroid1878 bacterioid1898 1878 F. de Chaumont Parkes's Pract. Hygiene (ed. 5) i. i. 63 Bacteria, vibriones, or microzymes... Frequently spoken of as Bacteroids. 1888 Philos. Trans. 1887 (Royal Soc.) B. 178 552 The gemmules or ‘bacteroids’ [in the Leguminosæ]. 1898 R. T. Hewlett Man. Bacteriol. 26 If the roots of a pea, bean, or vetch be examined, numerous little nodules will be found upon them; on examining these microscopically small irregular bodies are found to be present, which have been termed bacteroids. 1940 Chambers's Techn. Dict. 70/1 Bacteroids, in Oligochaeta, rod-like bodies of unknown function occurring in the connective tissue. 1949 in H. W. Florey et al. Antibiotics II. viii. xxxi. 1024 Certain body cells of cockroaches contain gram positive micro-organisms known as bacteroids. This entry has not yet been fully updated (first published 1885; most recently modified version published online March 2020). < adj.n.1855 |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。