- similarity of form, as in different generations of the same life cycle
- the existence of two or more substances of different composition in a similar crystalline form
- a one-to-one correspondence between the elements of two or more sets, such as those of Arabic and Roman numerals, and between the sums or products of the elements of one of these sets and those of the equivalent elements of the other set or sets
WordReference Random House Unabridged Dictionary of American English © 2026
i•so•mor•phism
(ī′sə môr′fiz əm),USA pronunciation n.
- Biology, Chemistry, Crystallographythe state or property of being isomorphous or isomorphic.
- Mathematicsa one-to-one relation onto the map between two sets, which preserves the relations existing between elements in its domain.
- isomorph(ous) + -ism 1820–30
Collins Concise English Dictionary © HarperCollins Publishers::
isomorphism /ˌaɪsəʊˈmɔːfɪzəm/ n
'isomorphism' also found in these entries (note: many are not synonyms or translations):