Trichomonas [trĭk′ə-mō′nəs] n.
- A genus of parasitic protozoan flagellates that cause trichomoniasis.
trichomonas in Science trichomonas [trĭk′ə-mō′năs′]
- Any of various flagellated protozoans of the genus Trichomonas that are parasitic and inhabit the digestive and genitourinary tract of the host. Trichomonas vaginalis is a common cause of vaginal infections in humans.