abyssalbenthic

adjective
abys·​sal·​benthic | \ ə¦bisəl + ¦-\
variants: or less commonly abyssobenthic \ ə¦bi(ˌ)sō + ¦-​ \

Definition of abyssalbenthic

: of, relating to, or occurring on the sea bottom of the abyssal zone

First Known Use of abyssalbenthic

1942, in the meaning defined above

History and Etymology for abyssalbenthic

abyssal or abyss + -o- + benthic

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