单词 | gonotome |
释义 | > as lemmasˈgonotome ˈgonotome n. Brit. /ˈɡɒnə(ʊ)təʊm/ , U.S. /ˈɡɑnəˌtoʊm/ Zoology a block of tissue within a somite destined to form a gonad; also, any somite that contains a gonad. [ < German Gonotom (J. W. van Wijhe 1889, in Arch. f. mikrosk. Anat. 33 466) < gono- gono- comb. form + -tom -tome comb. form.] ΘΚΠ the world > animals > animal body > general parts > sexual organs and reproduction > [noun] > sexual organs > cavity that contains gonads gonocœle1893 gonotome1900 1900 J. S. Kingsley Text Bk. Vertebr. Zool. i. 103 Whether we have metamerically repeated gonotomes, is as yet a disputed question. 1912 J. S. Kingsley Compar. Anat. Vertebr. 319 At one time it was thought that the anlage of the gonad was segmental in character and ‘gonotomes’, comparable to nephrotomes and myotomes, were described. 1969 A. J. Grove et al. Animal Biol. (ed. 8) xvi. 382 [Amphioxus.] For a time each gonotome remains connected to its own somite by a short stalk, but eventually the stalk is severed and in this way a series of young gonads is formed. < as lemmas |
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