CARTESIAN a.
il, a small hollow glass figure, used in connection with a jar of water having an elastic top, to illustrate the effect of the compression or expansion of air in changing the specific gravity of bodies. -- Cartesion oval (Geom.), a curve such that, for any point of the curve mr + m'r' = c, where r and r' are the dista…
CESSATION n.
A ceasing of discontinuance, as of action, whether termporary or final; a stop; as, a cessation of the war. The temporary cessation of the papal iniquities. Motley. The day was yearly observed for a festival by cessation from labor. Sir J. Hayward. Cessation of arms (Mil.), an armistice, or truce, agreed to by the comm…
CHEVAL-DE-FRISE n.
sed with iron-pointed spikes or spears, five or six feet long, used to defend a passage, stop a breach, or impede the advance of cavalry, etc. Obstructions of chain, boom, and cheval-de-frise. W. Irving.