- otocyst
- n.a small cavity in the mesoderm of the head of an embryo that later develops into the membranous labyrinth of the ear.
The new mediacal dictionary. 2014.
The new mediacal dictionary. 2014.
Otocyst — O to*cyst, n. [Oto + cyst.] (Zo[ o]l. & Anat.) An auditory cyst or vesicle; one of the simple auditory organs of many invertebrates, containing a fluid and otoliths; also, the embryonic vesicle from which the parts of the internal ear of… … The Collaborative International Dictionary of English
otocyst — [ōt′ō sist΄] n. [ OTO + CYST] 1. Embryology the hollow chamber of ectoderm that develops into the vertebrate inner ear 2. Zool. STATOCYST (sense 2) otocystic adj … English World dictionary
otocyst — noun Etymology: International Scientific Vocabulary; from its probable auditory function Date: 1877 a fluid containing organ of many invertebrates that contains an otolith ; statocyst • otocystic adjective … New Collegiate Dictionary
otocyst — a cyst or large vesicle that contains the otoliths. Divided into an upper portion with three semicircular canals and the utricle and a lower or vestibular portion containing the saccule and the lagena … Dictionary of ichthyology
otocyst — see statocyst … Dictionary of invertebrate zoology
otocyst — otocystic /oh teuh sis tik/, adj. /oh teuh sist/, n. 1. a statocyst. 2. See auditory vesicle. [1875 80; OTO + CYST] * * * … Universalium
otocyst — noun a) An organ involved in balance and orientation. b) The precursor of the inner ear … Wiktionary
otocyst — 1. Embryonic auditory vesicle. 2. A balancing organ, analogous to the utricle of mammals, possessed by certain invertebrates and containing grains of calcareous material or of sand. [oto + G. kystis, a … Medical dictionary
otocyst — əʊtÉ™sɪst n. structure which develops into the adult inner ear; organ which helps maintain equilibrium in certain animals (Biology) … English contemporary dictionary
otocyst — oto·cyst … English syllables