Acting like something is not important or worth considering; treating someone or something with disrespect.
From 'dismiss' (from Latin 'dis-' meaning 'away' plus 'mittere' meaning 'to send'), plus '-ive' meaning 'tending to.' The adjective form became common in the 19th century.
Research shows that dismissive behavior damages relationships faster than arguments do—people hurt by dismissal feel completely invalidated, which is why therapists see it as more harmful than conflict.
Women's dismissal from public discourse, science, and leadership has been systematized through language normalizing their exclusion; 'dismissive' applied differently to women who assert authority vs. men with identical behavior.
Evaluate dismissiveness objectively; audit whether pattern shows gendered application (e.g., women called dismissive for assertiveness, men called 'confident' for same tone).
Women scientists, doctors, and leaders have been systematically dismissed; modern institutions now document historical dismissal patterns to correct recognition.
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