impassive

1 not feeling or showing emotion she remained impassive as the officers informed her of her son's death Synonyms affectless, apathetic, cold-blooded, emotionless, impassible, numb, passionless, phlegmatic, stoic (or stoical), stolid, undemonstrative, unemotional Related Words cold, cool, dispassionate, unmoved; calm, collected, composed; imperturbable, unflappable; reserved, reticent, taciturn; bland, blank, deadpan, dry, empty, expressionless, inexpressive, stone-faced, straight-faced, vacant, wooden; enigmatic (also enigmatical), impenetrable, inscrutable; aloof, bloodless, detached, indifferent, insensible, unconcerned, unsentimental; impersonal, objective, unresponsive; hard-hearted, pitiless, unfeeling; inconsiderate, thoughtless Near Antonyms blazing, burning, fiery, flaming, glowing, red-hot; ardent, enthusiastic, gung ho, warm-blooded, zealous; gushing, maudlin, mawkish, mushy, sentimental; dramatic, histrionic, melodramatic, overemotional, overheated, perfervid; compassionate, responsive, sympathetic; reactive, sensitive Antonyms demonstrative, emotional, fervent, fervid, hot-blooded, impassioned, passional, passionate, vehement

2 not expressing any emotion an impassive expression on the prisoner's face as his sentence was read Synonyms catatonic, deadpan, empty, expressionless, blank, inexpressive, numb, stolid, vacantRelated Words dull, vacuous, vague, vapid; enigmatic (also enigmatical), impenetrable, inscrutable, mysterious; motionless, static, still, wooden; reserved, restrained, reticent, taciturn; aloof, apathetic, cold, cool, detached, indifferent, phlegmatic, unresponsiveNear Antonyms engaged, interested, responsive; active, alive, animated, bright, busy, dynamic, effervescent, energetic, expansive, exuberant, lively, vivacious; eloquent, revealing, revelatory; gestic, gesticulant, gesticulative, gesticulatory, gestural; emotional, melodramatic, theatrical (also theatric), unreserved, unrestrainedAntonyms demonstrative, expressive