LAUGHING a.
from Laugh, v. i. Laughing falcon (Zoöl.), a South American hawk (Herpetotheres cachinnans); -- so called from its notes, which resemble a shrill laughing. -- Laughing gas (Chem.), hyponitrous oxide, or protoxide of nitrogen; -- so called from the exhilaration and laughing which it sometimes produces when inhaled. It…
LAUGHTER n.
and usually attended by a sonorous and interrupted expulsion of air from the lungs. See Laugh, v. i. 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 maide…