单词 | physonect |
释义 | physonectn.adj. Zoology. A. n. A member of the order or suborder Physonectae of siphonophores which typically have both a small gas-filled float (pneumatophore) and one or more rows of medusoid swimming-bells (nectophores). ΚΠ 1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. at Physonectæ Physonect, n. 1903 Science 18 Sept. 364/1 Six species of Siphonophora... Two are physonects, two cystonects. 1986 Philos. Trans. (Royal Soc.) B. 313 178 Calycophores and physonects seem to reach and maintain a certain size, characteristic for each species. B. adj. Of or relating to the order or suborder Physonectae of siphonophores. ΚΠ 1966 Science 18 Mar. 1399/1 The distribution of a myctophid fish and physonect siphonophores observed during dives in the Soucoupe off Baja California closely correlates with scattering layers recorded simultaneously with a 12-key/sec echo sounder. 1982 Diss. Abstr. Internat. B. 43 1700/1 Abundance and foraging ability of physonect siphonophores in subtropical ocean surface waters. 2001 Biol. Bull. 201 309/2 The physonect siphonophores Athorybia rosacea and Aglama okeni are mostly transparent, but they have pigmented regions mimicking copepods and larval fish that are apparently used as lures. DerivativesΚΠ 1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. at Physonectæ Physonectous. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < |
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