FIBROID Meaning of FIBROID in English /fuy"broyd/ , adj.1. resembling fiber or fibrous tissue. 2. composed of fibers, as a tumor. n.3. fibroma. 4. leiomyoma. [ 1850-55; FIBR- + -OID ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012