isomorphism

noun

1. (biology) similarity or identity of form or shape or structure
   Terjemahkan ke Indonesia sumber: wordnet30
2. 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 homœomorphism.
   Terjemahkan ke Indonesia sumber: webster1913