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hyperfunction

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

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

in the meaning defined above

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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.,  Science,  17 June 1983

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