Underactivation

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    inadequate activation countable, uncountable

    "A recent quantitative meta-analysis combining results from 65 fMRI studies (N = 1040 BD cases and 1074 healthy controls) found underactivation in the inferior frontal cortex and overactivation in limbic areas in BD patients relative to controls across emotional paradigms."

Example

More examples

"A recent quantitative meta-analysis combining results from 65 fMRI studies (N = 1040 BD cases and 1074 healthy controls) found underactivation in the inferior frontal cortex and overactivation in limbic areas in BD patients relative to controls across emotional paradigms."

Etymology

From under- + activation.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.