euphotic

[ yoo-foh-tik ]

adjective

1. noting or pertaining to the layer or zone of sea water that receives enough sunlight for photosynthesis to occur, varying greatly with season and latitude, from 0 to 1,200 feet (0–360 meters).

euphotic

/ juːˈfəʊtɪk; -ˈfɒt- /

adjective

1. ecology denoting or relating to the uppermost part of a sea or lake down to about 100 metres depth, which receives enough light to enable photosynthesis to take place

euphotic

/ yo̅o̅-fŏt′ĭk /

1. See photic

Word History and Origins

Origin of euphotic¹

First recorded in 1905–10; eu- ( def ) + photic ( def 2 )

Word History and Origins

Origin of euphotic¹

C20: from eu- + photic