utricle
/ˈjuː.tɹɪk.əl/ noun
Forms utricles utriculus
- noun (anatomy) The larger of the two fluid-filled cavities forming part of the membranous labyrinth in the vertebrate inner ear (the other being the saccule) and into which the semicircular canals open. It contains hair cells and otoliths which send signals to the brain concerning the orientation of the head.
- noun (botany) A dry indehiscent one-seeded fruit with thin membranous pericarp, similar to an achene and found in the beet and dock plants.
Synonyms
Etymology
Borrowed from French utricule or Latin ūtriculus (“a small skin or leathern bottle”), diminutive of ūter (“a bag or bottle made of an animal's hide”). Doublet of utriculus.
Webster’s 1913
- noun A little sac or vesicle, as the air cell of fucus, or seaweed.
- noun A microscopic cell in the structure of an egg, animal, or plant.
Etymology [L. utriculus a little womb, a calycle, dim. of uter, utris, a bag or bottle made of an animal's hide: cf. F. utricule.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “utricle”, CC BY-SA 4.0. Details