- In the testing of hearing, the abnormally greater increase in loudness in response to increments in intensity of the acoustic stimulus in an ear with a sensory hearing loss compared with that of a normal ear.
- In neurophysiology, the activation of additional neurons (spatial recruitment) or an increase in their firing rate (temporal recruitment).
- The adding of parallel channels of flow in any system.
Synonym(s): recruiting response
[Fr. recrutement, fr. L. re-cresco, pp. -cretus, to grow again]
See Also: irradiation3