名詞 dissimilation:

1. a linguistic process by which one of two similar sounds in a word becomes less like the other
2. breakdown in living organisms of more complex substances into simpler ones together with release of energy
   同義詞：catabolism, katabolism, destructive metabolism

dis.sim.i.la.tion

n.（名詞）
The act or process of making or becoming dissimilar.
異化，相異：使或成為不同的行為或過程
Linguistics The process by which one of two similar or identical sounds in a word becomes less like the other, such as thel in English marble (from French marbre ).
【語言學(xué)】 （音的）異化：一個詞中兩個相似或相同音中的一個變得與另一個不同的過程，如英語詞marble 中的 l 音（源自法語 marbre )