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Noun, pl. ears

1. The organ that detects sound. It not only receives sound, but also aids in balance and body position. The ear is part of the auditory system. (

2. The characteristic vertebrate organ of hearing and equilibrium consisting in the typical mammal of a sound-collecting outer ear separated by the tympanic membrane from a sound-transmitting middle ear that in turn is separated from a sensory inner ear by membranous fenestrae. (

3.    a : The external ear of humans and most mammals (; the externally visible cartilaginous structure of the external ear ( Syn: auricle, pinna

b : A human earlobe . (

4.    a : The sense or act of hearing. (

b : Acuity of hearing. (

c. An ability to recognize, appreciate, and reproduce sounds, esp. music or language. (Google Dictionary)

5. Fruiting spike of a cereal plant especially corn. (

Word origin: Old English eare “ear.”

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