UTRICLE

utricle. Utricle, [u as yu] n. a small bag, cell or bottle

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U″tri‐cle (?), n. [[L. utriculus a little womb, a calycle, dim. of uter, utris, a bag or bottle made of an animal's hide: cf. F. utricule.]] 1. 1. A little sac or vesicle, as the air cell of fucus, or seaweed.
2. 2. (Physiol.) A microscopic cell in the structure of an egg, animal, or plant.
3. 3. (Bot.) A small, thin-walled, one-seeded fruit, as of goosefoot. Gray.
4. 4. (Anat.) A utriculus.