gravireceptor


Also found in: Encyclopedia.

grav·i·re·cep·tor

(grav'i-rĕ-sep'tŏr)
A highly specialized receptor organ and nerve ending in the inner ear, joints, tendons, and muscles that give the brain information about body position, equilibrium, direction of gravitational forces, and the sensation of "down" or "up."
[L. gravis, heavy, + receptor]