LICHEN n.
r, and generate by means of spores. The species are very widely distributed, and form irregular spots or patches, usually of a greenish or yellowish color, upon rocks, trees, and various bodies, to which they adhere with great tenacity. They are often improperly called rock moss or tree moss.
LIGHTNING n.
a globe of fire moving from the clouds to the earth. -- Chain lightning, lightning in angular, zigzag, or forked flashes. -- Heat lightning, more or less vivid and extensive flashes of electric light, without thunder, seen near the horizon, esp. at the close of a hot day. -- Lightning arrester (Telegraphy), a devic…
LOAF n.
Any thick lump, mass, or cake; especially, a large regularly shaped or molded mass, as of bread, sugar, or cake. Bacon. Loaf sugar, refined sugar that has been formed into a conical loaf in a mold.
LOGARITHMIC; LOGARITHMICAL a.
ng of logarithms. Logarithmic curve (Math.), a curve which, referred to a system of rectangular coördinate axes, is such that the ordinate of any point will be the logarithm of its abscissa. -- Logarithmic spiral, a spiral curve such that radii drawn from its pole or eye at equal angles with each other are in continua…