presbycusis

noun
pres·​by·​cu·​sis | \ ˌprez-bi-ˈkyü-səs, ˌpres- How to pronounce presbycusis (audio) \
plural presbycuses\ -​ˌsēz How to pronounce presbycuses (audio) \

Medical Definition of presbycusis

: a lessening of hearing acuteness resulting from degenerative changes in the ear that occur especially in old age

Learn More about presbycusis

Cite this Entry

“Presbycusis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/presbycusis. Accessed 20 Oct. 2020.

Comments on presbycusis

What made you want to look up presbycusis? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!