Found 2 items, similar to benthal.
English → English (WordNet) Definition: benthal benthal adj : of or relating to or happening on the bottom under a body of water [syn: benthic, benthonic]
English → English (gcide) Definition: Benthal Benthal \Ben"thal\, a. [Gr. ? the depth of the sea.] Relating to the deepest zone or region of the ocean. [1913 Webster]