/ Thesaurus / M Synonyms of maidenhair spleenwort Find synonyms for: Noun1. maidenhair spleenwort, Asplenium trichomanes, spleenwortusage: small rock-inhabiting fern of northern temperate zone and Hawaii with pinnate frondsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language