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单词 abyssopelagic
释义

abyssopelagicadj.

Brit. /əˌbɪsə(ʊ)pᵻˈladʒɪk/, U.S. /əˌbɪsoʊpəˈlædʒɪk/
Origin: A borrowing from Latin, combined with English elements. Etymons: Latin abyssus , -o- connective, pelagic adj.
Etymology: < post-classical Latin abyssus abyss n. + -o- connective + pelagic adj. Compare abyssal adj. 2.
Ecology.
Designating a region of the open water of seas and oceans which is at great depth but away from the sea floor; (of an organism) living in such a region. Cf. pelagic adj. 1a.
ΘΚΠ
the world > the earth > water > sea or ocean > region of sea or ocean > [adjective] > deep parts
abyssopelagic1844
benthal1881
Bassalian1885
bathyal1926
psychrospheric1973
1844 R. B. Hinds Zool. Voy. H.M.S. Sulphur II. 2 The numerous species of Nucula are found from the Polar seas of both hemispheres to the Equator, but are always abysso-pelagic.
1898 A. W. Grabau Geol. & Palaeontol. Eighteen Mile Creek iii. 330 The abysso-pelagic district is frequently invaded by organisms from the pelagic district, which descend into the dark regions during the day.
1947 Rep. Treat. Marine Ecol. & Paleoecol. (National Res. Council (U.S.)) No. 11 2 Abyssopelagic: This is the environment below 2000-4000 meters and above the bottom of the deep sea.
1991 R. S. K. Barnes & K. H. Mann Fund. Aquatic Ecol. (ed. 2) iv. 88 (table) Abyssopelagic plankton (up to 50 m above bottom).
2001 M. J. Kennish Pract. Handbk. Marine Sci. (ed. 3) v. 461 Some of the fishes encountered in the abyssopelagic zone are deep-water eels (Cynema), deep-sea anglers (Borophryne and Melanocetus), [etc.].
This is a new entry (OED Third Edition, December 2011; most recently modified version published online December 2021).
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adj.1844
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