/ Dictionary / Index L leishmania: Meaning and Definition of Find definitions for: leish•man•i•a Pronunciation: (lēsh-man'ē-u, -mā'nē-u, līsh-), [key] — n. any parasitic flagellate protozoan of the genus Leishmania, occurring in vertebrates in an oval or spherical, nonflagellate form, and in invertebrates in an elongated, flagellated form. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leishmania (Thesaurus) Leipzig leishmaniasis Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language