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单词 neustonic
释义

neustonicadj.

Brit. /njuːsˈtɒnɪk/, U.S. /ˌn(j)usˈtɑnɪk/
Origin: Formed within English, by derivation. Etymons: neuston n., -ic suffix.
Etymology: < neuston n. + -ic suffix.
Biology.
Of, relating to, or forming part of the neuston.
ΚΠ
1933 Ecol. Monogr. 3 166 The chief strata may be listed as: 1. Aquatic..(d) Neustonic (surface forms).
1956 Jrnl. Animal Ecol. 25 163 The neustonic films..may be lifted in masses which do not readily disintegrate.
1977 Jrnl. Phycol. 13 218/1 The unusual morphology of the coccoid, neustonic alga Nautococcus mammilatus.
1991 Nature 28 Nov. 325/1 Neustonic organisms live under the surface, pleustonic ones on the top of it.
1997 G. S. Helfman et al. Diversity of Fishes ix. 130/2 Many species of neustonic, or surface-dwelling, marine larvae.
This is a new entry (OED Third Edition, September 2003; most recently modified version published online March 2022).
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adj.1933
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