VALENCE n.
her monads, as chlorine, sodium, etc.) with which it will combine, or for which it can be substituted, or with which it can be compared; thus, an atom of hydrogen is a monad, and has a valence of one; the atoms of oxygen, nitrogen, and carbon are respectively dyads, triads, and tetrads, and have a valence respectively…
WILLOW n.
n in the neighborhood of Shanghai, extensively used by the poorer classes of Chinese as a substitute for tea. McElrath. -- Willow thrush (Zoöl.), a variety of the veery, or Wilson's thrush. See Veery. -- Willow warbler (Zoöl.), a very small European warbler (Phylloscopus trochilus); -- called also bee bird, haybird,…
WOOD n.
of the genus Dipterocarpus, having properties similar to those of copaiba, and sometimes substituted for it. It is also used for mixing paint. See Gurjun. -- Wood opal (Min.), a striped variety of coarse opal, having some resemblance to wood. -- Wood paper, paper made of wood pulp. See Wood pulp, below. -- Wood pew…