/ Thesaurus / E Synonyms of exonuclease Find synonyms for: Noun1. exonuclease, nucleaseusage: a nuclease that releases one nucleotide at a time (serially) beginning at one of a nucleic acidWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language