Learn how to say Isomorphism correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word isomorphism:
(biology) similarity of form, as in different generations of the same life cycle
(chemistry) the existence of two or more substances of different composition in a similar crystalline form
(mathematics) 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