LYCOPODIUM n.
A genus of mosslike plants, the type of the order Lycopodiaceæ; club moss. Lycopodium powder, a fine powder or dust composed of the spores of Lycopodium, and other plants of the order Lycopodiaceæ. It is highly inflammable, and is sometimes used in the manufacture of fireworks, and the artificial representation of ligh…
MALVACEOUS a.
ining to, or resembling, a natural order of plants (Malvaceæ), of which the mallow is the type. The cotton plant, hollyhock, and abutilon are of this order, and the baobab and the silk-cotton trees are now referred to it.
MAT n.
metal, etc., put under the glass which covers a framed picture; as, the mat of a daguerreotype. Mat grass. (Bot.) (a) A low, tufted, European grass (Nardus stricta). (b) Same as Matweed. -- Mat rush (Bot.), a kind of rush (Scirpus lacustris) used in England for making mats.
MATTER n.
Written manuscript, or anything to be set in type; copy; also, type set up and ready to be used, or which has been used, in printing. Dead matter (Print.), type which has been used, or which is not to be used, in printing, and is ready for distribution. -- Live matter (Print.), type set up, but not yet printed from.…
MAZARINE a.
e Bible, the first Bible, and perhaps the first complete book, printed with movable metal types; -- printed by Gutenberg at Mentz, 1450-55; -- so called because a copy was found in the Mazarine Library, at Paris, about 1760. -- Mazarine blue, a deep blue color, named in honor of Cardinal Mazarin.
METHANE n.
ies (Chem.), a series of saturated hydrocarbons, of which methane is the first member and type, and (because of their general chemical inertness and indifference) called also the paraffin (little affinity) series. The lightest members are gases, as methane, ethane; intermediate members are liquids, as hexane, heptane,…
METHYL n.
t is regarded as ammonia in which a third of its hydrogen is replaced by methyl, and is a type of the class of substituted ammonias. -- Methyl ether (Chem.), a light, volatile ether CH3.O.CH3, obtained by the etherification of methyl alcohol; -- called also methyl oxide. -- Methyl green. (Chem.) See under Green, n.…