/tooh mul"chooh euhs, tyooh-/, adj.1. full of tumult or riotousness; marked by disturbance and uproar: a tumultuous celebration.2. raising a great clatter and commotion; disorderly or noisy: a tumultuous crowd of students.3. highly agitated, as the mind or emotions; distraught; turbulent.[1540-50; < L tumultuosus, equiv. to tumultu(s) TUMULT + -osus -OUS]Syn. 1. uproarious, turbulent, violent. 2. boisterous. 3. unquiet.Ant. 1-3. calm, quiet.
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