noun \ˈplü-stən, -ˌstän\

Definition of PLEUSTON

:  organisms living in the thin surface layer existing at the air-water interface of a body of water
pleus·ton·ic \plü-ˈstä-nik\ adjective

Origin of PLEUSTON

International Scientific Vocabulary pleus- (irregular from Greek plein to sail, float) + -on (as in plankton)
First Known Use: 1943


Next Word in the Dictionary: plew
Previous Word in the Dictionary: pleurum
All Words Near: pleuston

Seen & Heard

What made you want to look up pleuston? Please tell us where you read or heard it (including the quote, if possible).