hypervigilance
hy·per·vig·i·lance
noun \-ˈvij-ə-lən(t)s\Definition of HYPERVIGILANCE
: the condition of maintaining an abnormal awareness of environmental stimuli <a person suffering from PTSD may have…hypervigilance, heightened startle responses and flashbacks—Ellen L. Bassuk et al>
—hy·per·vig·i·lant \-lənt\ (audio pronunciation) adjective
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