n. [ F. luzerne. ] (Bot.) A leguminous plant (Medicago sativa), having bluish purple cloverlike flowers, cultivated for fodder; -- called also alfalfa. [ Written also lucerne. ] [ 1913 Webster ]
a. [ L. lucerna a lamp. ] Of or pertaining to a lamp. [ 1913 Webster ]
Lucernal microscope, a form of the microscope in which the object is illuminated by means of a lamp, and its image is thrown upon a plate of ground glass connected with the instrument, or on a screen independent of it. [ 1913 Webster ]
‖n. [ NL., fr. L. lucerna a lamp. ] (Zool.) A genus of acalephs, having a bell-shaped body with eight groups of short tentacles around the margin. It attaches itself by a sucker at the base of the pedicel. [ 1913 Webster ]
‖n. pl. [ NL. See Lucernaria. ] (Zool.) (a) A division of acalephs, including Lucernaria and allied genera; -- called also Calycozoa. (b) A more extensive group of acalephs, including both the true Lucernarida and the Discophora. [ 1913 Webster ]
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