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单词 benthos
释义

benthos

[ ben-thos ]
/ ˈbɛn θɒs /

noun

the biogeographic region that includes the bottom of a lake, sea, or ocean, and the littoral and supralittoral zones of the shore.
Also called benthic division, benthonic zone .

Origin of benthos

1890–95; <Greek bénthos depth (of the sea); akin to bathos, bathy-

Words nearby benthos

bent grass, Bentham, Benthamism, benthic, benthon, benthos, Bentinck, bentiromide, bentiromide test, Bentley, bento
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for benthos

benthos

benthon

/ (ˈbɛnθɒs) /

noun

the animals and plants living at the bottom of a sea or lake
the bottom of a sea or lake

Derived forms of benthos

benthic, benthal or benthonic, adjective

Word Origin for benthos

C19: from Greek: depth; related to bathus deep
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for benthos

benthos
[ bĕnthŏs′ ]

The bottom of a sea or lake.
The organisms living on sea or lake bottoms. The benthos are divided into sessile organisms (those that are attached to the bottom or to objects on or near the bottom) and vagrant organisms (those that crawl or swim along the bottom). Compare nekton plankton. See more at epifauna infauna.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/12/23 10:11:22