hyperfunction

noun hy·per·func·tion \ ˈhī-pər-ˌfəŋ(k)-shən \
Updated on: 15 Nov 2017

Definition of hyperfunction

: excessive activity or function (as of a bodily part)
  • pituitary hyperfunction
  • hyperfunction of the adrenal cortex

hyperfunctional

play \ˌhī-pər-ˈfəŋ(k)-shnəl, -shə-nᵊl\ adjective
    • hyperfunctional salivary glands

hyperfunctioning

play \ˌhī-pər-ˈfəŋ(k)-sh(ə-)niŋ\ noun
    • … dopaminergic hyperfunctioning has been suggested as a cause of schizophrenia.
    • —Richard J. Beninger et al.

First Known Use of hyperfunction

1819


Medical Dictionary

hyperfunction

noun hy·per·func·tion \ -ˌfəŋ(k)-shən \

medical Definition of hyperfunction

: excessive activity or function
  • pituitary hyperfunction

hyperfunctional

play \-ˌfəŋ(k)-shnəl, -shən-ᵊl\ adjective
    • hyperfunctional adrenal glands

hyperfunctioning

play \-sh(ə-)niŋ\ noun
    • … dopaminergic hyperfunctioning has been suggested as a cause of schizophrenia.
    • —Richard J. Beninger et al.Science17 June 1983

Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

to remove or wipe out

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!