(n.) A point in which the rays of light meet, after being reflected or refrcted, and at which the image is formed; as, the focus of a lens or mirror.
(n.) A point so related to a conic section and certain straight line called the directrix that the ratio of the distace between any point of the curve and the focus to the distance of the same point from the directrix is constant.
(n.) A central point; a point of concentration.
(v. t.) To bring to a focus; to focalize; as, to focus a camera.
(n.) A name of several kinds of water lilies; as Nelumbium speciosum, used in religious ceremonies, anciently in Egypt, and to this day in Asia; Nelumbium luteum, the American lotus; and Nymphaea Lotus and N. caerulea, the respectively white-flowered and blue-flowered lotus of modern Egypt, which, with Nelumbium speciosum, are figured on its ancient monuments.
(n.) The lotus of the lotuseaters, probably a tree found in Northern Africa, Sicily, Portugal, and Spain (Zizyphus Lotus), the fruit of which is mildly sweet. It was fabled by the ancients to make strangers who ate of it forget their native country, or lose all desire to return to it.
(n.) The lote, or nettle tree. See Lote.
(n.) A genus (Lotus) of leguminous plants much resembling clover.
(n.) An ornament much used in Egyptian architecture, generally asserted to have been suggested by the Egyptian water lily.
(n.) The arrangement of, or mode of expressing, the terms of a contract or conveyance.
(n.) A qualification involving the idea of variation or departure from some general rule or form, in the way of either restriction or enlargement, according to the circumstances of the case, as in the will of a donor, an agreement between parties, and the like.
(n.) A fixed compensation or equivalent given instead of payment of tithes in kind, expressed in full by the phrase modus decimandi.
(n.) A lage molding used in the bases of columns. Its profile is semicircular. See Illust. of Molding.
(n.) One of the ventral parapodia of tubicolous annelids. It usually has the form of an oblong thickening or elevation of the integument with rows of uncini or hooks along the center. See Illust. under Tubicolae.
(n.) The receptacle, or part of the flower on which the carpels stand.