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…
MACHINE n. 7 definitions
itute a prime mover, or to receive force and motion from a prime mover or from another machine, and transmit, modify, and apply them to the production of some desired mechanical effect or work, as weaving by a loom, or the excitation of electricity by an electrical machine.