/ Thesaurus / T Synonyms of tissue layer Find synonyms for: Noun1. membrane, tissue layer, animal tissueusage: a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plantsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language