/ Thesaurus / L Synonyms of lactuca sativa crispa Find synonyms for: Noun1. leaf lettuce, Lactuca sativa crispa, lettuceusage: distinguished by leaves having curled or incised leaves forming a loose rosette that does not develop into a compact headWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language