/ Thesaurus / L Synonyms of lepus californicus Find synonyms for: Noun1. blacktail jackrabbit, Lepus californicus, jackrabbitusage: the common jackrabbit of grasslands and open areas of western United States; has large black-tipped ears and black streak on the tailWordNet 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