CHORD n.
The upper or lower part of a truss, usually horizontal, resisting compression or tension. Waddell. Accidental, Common, and Vocal chords. See under Accidental, Common, and Vocal. -- Chord of an arch. See Illust. of Arch. -- Chord of curvature, a chord drawn from any point of a curve, in the circle of curvature for tha…
CHRISTMAS n.
rn (Aspidium acrostichoides), which is much used for decoration in winter. -- Christmas flower, Christmas rose, the black hellebore, a poisonous plant of the buttercup family, which in Southern Europe often produces beautiful roselike flowers midwinter. -- Christmas tree, a small evergreen tree, set up indoors, to be…
CHROMOUS a.
Of, pertaining to, or derived from, chromium, when this element has a valence lower than that in chromic compounds. Chromous acid, a bluish gray powder, CrO.OH, of weak acid properties and regard as an acid.