abyssal : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: abyssal	by the DICT Development Group
2 results for abyssal
From WordNet (r) 3.0 (2006) [wn]:
abyssal adj relating to ocean depths from 2000 to 5000 meters resembling an abyss in depth; so deep as to be unmeasurable; "the abyssal depths of the ocean" Synonym(s): abysmal, abyssal, unfathomable
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Abyssal \Abyss"al\, a. [Cf. {Abysmal}.] Belonging to, or resembling, an abyss; unfathomable. {Abyssal* zone} (Phys. Geog.), one of the belts or zones into which Sir E. Forbes divides the bottom of the sea in describing its plants, animals, etc. It is the one furthest from the shore, embracing all beyond one hundred fathoms deep. Hence, abyssal animals, plants, etc.