| Follicle 1. (n.) A simple podlike pericarp which contains several seeds and opens along the inner or ventral suture, as in the peony, larkspur and milkweed. 2. (n.) A small cavity, tubular depression, or sac; as, a hair follicle. 3. (n.) A simple gland or glandular cavity; a crypt. 4. (n.) A small mass of adenoid tissue; as, a lymphatic follicle. Thesaurus Entries alveolation, alveolus, antrum, armpit, basin, boll, bowl, burr, capsule, cavity, cod, concave, concavity, crater, crypt, cup, depression, dip, fold, funnel chest, hole, hollow, hollow shell, hull, husk, lacuna, legume, legumen, pease cod, pericarp, pit, pocket, pod, punch bowl, scoop, seed pod, seed vessel, seedbox, seedcase, shell, silique, sink, sinus, socket, trough, vug |