| 单词 | spermaceti organ |
| 释义 | > as lemmasspermaceti organ spermaceti organ n. (in the head of a sperm whale) a large membrane-lined sac containing spermaceti; cf. case n.2 11.The spermaceti organ is thought to aid in the regulation of buoyancy and in focusing and amplifying the whale's acoustic signals. [After French organe du spermaceti (1885 in the article referred to in quot. 1887).] ΚΠ 1887 Zool. Rec. 1886 Mamm. 59 Pouchet & Beauregard.., on the development of the spermaceti organ. 1986 Amer. Naturalist 128 454 With lengthened jaws and a huge spermaceti organ, the head of a large male sperm whale may constitute up to one-third of the total body mass. 2008 E. Kelsey Watching Giants x. 71 The spermaceti organ is a strange thing: the world's most powerful natural sonar system. < as lemmas |
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