adjective de·mer·sal \di-ˈmər-səl\

Definition of DEMERSAL

:  living near, deposited on, or sinking to the bottom of the sea <demersal fish eggs>

Origin of DEMERSAL

Latin demersus (past participle of demergere to sink, from de- + mergere to dip, sink) + English 1-al — more at merge
First Known Use: 1889


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