hair cell

noun Biology.

1. an epithelial cell having hairlike processes, as that of the organ of Corti.

n.

1. A cell with hairlike processes, especially one of the sensory epithelial cells present in the organ of Corti.

1. A cell found in the organs of balance in the inner ear of mammals that senses the body’s position with respect to gravity. Hair cells are found in both the semicircular canals and the vestibule.