Vesicle may refer to: In cellular biology Vesicle (biology), a relatively small and enclosed compartment within a cell Synaptic vesicle In human embryology Auditory vesicle Optic vesicles In human anatomy and morphology Seminal vesicle Vesicle (dermatology), a liquid-filled cavity under the epidermis, commonly called a blister In non-human morphology Subsporangial vesicle Juice vesicles the pulp found in the endocarp of common citrus members In geology Vesicular texture, a small enclosed cavity… (More on Vesicles)