acuity

acuity, n — the ability to detect or discriminate sensory stimuli. (2007)

Reprinted, with permission, from ASTM E-253-Standard Terminology Relating to Sensory Evaluation of Materials and Products, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428. A copy of the ASTM standard may be obtained from ASTM International. http://www.astm.org/Standards/E253.htm