noun euphotic Describing that part of the near-surface ocean in which photosynthesis is possible. 1
adjective euphotic 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 0
adjective euphotic of or pertaining to the uppermost portion of a body of water that receives sufficient sunlight for photosynthesis 0
