KEEL n.
projecting ridge along the middle of a flat or curved surface. Bilge keel (Naut.), a keel peculiar to ironclad vessels, extending only a portion of the length of the vessel under the bilges. Ham. Nav. Encyc. -- False keel. See under False. -- Keel boat. (a) A covered freight boat, with a keel, but no sails, used on W…
LANCET n.
hitecture, a name given to a style of architecture, in which lancet arches are common; -- peculiar to England and 13th century. -- Lancet fish. (Zoöl.) (a) A large, voracious, deep-sea fish (Alepidosaurus ferox), having long, sharp, lancetlike teeth. (b) The doctor, or surgeon fish.
LASSO n.
ith, a running noose, used for catching horses, cattle, etc. Lasso cell (Zoöl.), one of a peculiar kind of defensive and offensive stinging cells, found in great numbers in all coelenterates, and in a few animals of other groups. They are most highly developed in the tentacles of jellyfishes, hydroids, and Actiniæ. Eac…
LAUGH v. 2 definitions
To show mirth, satisfaction, or derision, by peculiar movement of the muscles of the face, particularly of the mouth, causing a lighting up of the face and eyes, and usually accompanied by the emission of explosive or chuckling sounds from the chest and throat; to indulge in laughter. Queen Hecuba laughed that her eyes…
LAUGHTER n.
vement (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, v. i. The act of laughter, which is a sweet contracti…