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demersal

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 and Etymology of demersal

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

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First Known Use: 1889

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