[ hahy-per-vij-uh-luhnt ]

  1. especially wary or alert: All high school and college coaches need to be hypervigilant about suspected brain injuries.

  2. overly sensitive and reactive to stimuli: PTSD sufferers may experience nightmares and heightened anxiety, and they may be hypervigilant and develop an increased startle response.

Origin of hypervigilant


Other words from hypervigilant

  • hy·per·vig·i·lant·ly, adverb
  • hy·per·vig·i·lant·ness, noun

Words Nearby hypervigilant

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use hypervigilant in a sentence