semicircular canal

English Thesaurus

1. one of three tube loops filled with fluid and in planes nearly at right angles with one another; concerned with equilibrium (noun.body)

hypernym	:	receptor, sense organ, sensory receptor,
definition	:	an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation (noun.body)

part meronym	:	inner ear, internal ear, labyrinth,
definition	:	a complex system of interconnecting cavities; concerned with hearing and equilibrium (noun.body)

part meronym	:	vestibular apparatus, vestibular system,
definition	:	organs mediating the labyrinthine sense; concerned with equilibrium (noun.body)