n. [ Gr. kriqh` a barleycorn, a small weight. ] (Chem.) The unit for estimating the weight of aëriform substances; -- the weight of a liter of hydrogen at 0° centigrade, and with a tension of 76 centimeters of mercury. It is 0.0896 of a gram, or 1.38274 grains. [ 1913 Webster ]
n. [ Gr. kriqai`, pl., barley + -mancy: cf. F. crithomancie. ] A kind of divination by means of the dough of the cakes offered in the ancient sacrifices, and the meal strewed over the victims. [ 1913 Webster ]
n. [ Micro- + crith. ] (Chem.) The weight of the half hydrogen molecule, or of the hydrogen atom, at one time taken as the standard in comparing the atomic weights of the elements; thus, an atom of oxygen weighs sixteen microcriths. This unit is no longer used, and has been replaced by the Dalton, which is of approximately the same value. See molecular weight and Crith. J. P. Cooke. [ 1913 Webster +PJC ]