euphotic

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 1200 feet (0–360 meters).

British Dictionary definitions for euphotic euphotic 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

Word Origin for euphotic C20: from eu- + photic euphotic in Science euphotic [yōō-fŏt′ĭk]

1. See photic.