Index of English words, starting with "is"

(1) - Isomorphism (n.) A similarity of crystalline form between substances of similar composition, as between the sulphates of barium (BaSO4) and strontium (SrSO4). It is sometimes extended to include similarity of form between substances of unlike composition, which is more properly called homoeomorphism.

(1) - Isomorphous (a.) Having the quality of isomorphism.

(1) - Isonomy (n.) Equal law or right; equal distribution of rights and privileges; similarity.