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hypervigilant

[ hahy-per-vij-uh-luhnt ]
/ ˌhaɪ pərˈvɪdʒ ə lənt /
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adjective
especially wary or alert: All high school and college coaches need to be hypervigilant about suspected brain injuries.
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.
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Origin of hypervigilant

OTHER WORDS FROM hypervigilant

hy·per·vig·i·lant·ly, adverbhy·per·vig·i·lant·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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