presbycusis Hear it!

presbycusis definition

pres·by·cu·sis (prez′bi kyo̵̅o̅′sis, pres′-)

noun

the gradual loss of acute hearing with advancing age
also presbycousis pres′·by·cou′·sis (-ko̵̅o̅′sis)

Etymology: < Gr presbys, old + (a)kousis, hearing < akouein, to hear: see acoustic

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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