/ Thesaurus Find synonyms for: Adjective1. abysmal, immeasurable (vs. measurable), unmeasurable, immensurable, unmeasuredusage: very great; limitless; "abysmal misery"; "abysmal stupidity"2. abysmal, abyssal, unfathomable, deep (vs. shallow)usage: resembling an abyss in depth; so deep as to be unmeasurable; "the abyssal depths of the ocean"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: abysmal (Dictionary) Related Content Daily Word Quiz: transient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index