idiosyncratic

adjective
id·​io·​syn·​crat·​ic | \ ˌid-ē-ō-(ˌ)sin-ˈkrat-ik How to pronounce idiosyncratic (audio) \

Medical Definition of idiosyncratic

: of, relating to, marked by, or resulting from idiosyncrasy an idiosyncratic response to a drug an idiosyncratic disease

Learn More about idiosyncratic

Cite this Entry

“Idiosyncratic.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/idiosyncratic. Accessed 29 Sep. 2020.

Keep scrolling for more

Comments on idiosyncratic

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

WORD OF THE DAY

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!