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Definition of Laughter
1. Noun. The sound of laughing.
Generic synonyms: Utterance, Vocalization
Specialized synonyms: Cachinnation, Cackle, Chortle, Chuckle, Giggle, Belly Laugh, Guffaw, Ha-ha, Haw-haw, Hee-haw, Horselaugh, Snicker, Snigger, Snort, Titter
Derivative terms: Laugh
2. Noun. The activity of laughing; the manifestation of joy or mirth or scorn. "He enjoyed the laughter of the crowd"
Definition of Laughter
1. n. A movement (usually involuntary) of the muscles of the face, particularly of the lips, with a peculiar expression of the eyes, indicating merriment, satisfaction, or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. See Laugh,
Definition of Laughter
1. Noun. The sound of laughing, produced by air so expelled; any similar sound. ¹
2. Noun. A movement (usually involuntary) of the muscles of the laughing face, particularly of the lips, and of the whole body, with a peculiar expression of the eyes, indicating merriment, satisfaction or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. ¹
3. Noun. (archaic) A reason for merriment ¹
¹ Source: wiktionary.com
Definition of Laughter
1. the act or sound of one that laughs [n -S]
Medical Definition of Laughter
1. A movement (usually involuntary) of the muscles of the face, particularly of the lips, with a peculiar expression of the eyes, indicating merriment, satisfaction, or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. See Laugh, "The act of laughter, which is a sweet contraction of the muscles of the face, and a pleasant agitation of the vocal organs, is not merely, or totally within the jurisdiction of ourselves." (Sir T. Browne) "Archly the maiden smiled, and with eyes overrunning with laughter." (Longfellow) Origin: AS. Hleahtor; akin to OHG. Hlahtar, G. Gelachter, Icel. Hlatr, Dan. Latter. See Laugh. Source: Websters Dictionary (01 Mar 1998)