Vĕs'i-cle, n.

(vĕs'ĭ-kl), n. [Fr. vésicule, Lat. vesicula, diminutive of vesica, a bladder.] A bladder-like vessel; a membranous cavity; a cyst; a cell; especially, (a.) (Bot.) A small bladder-like body in the substance of a vegetable, or upon the surface of a leaf. Gray. (b.) (Med.) A small orbicular elevation of the cuticle containing lymph, and succeeded by a scurf or laminated scab; also, any small cavity or sac in the human body; as, the umbilical vesicle. Dunglison.