Definition of diffeomorphism in English:

diffeomorphism

noun

Mathematics
  • A smooth mapping from one smooth manifold to another.

Origin

1950s; earliest use found in Annals of Mathematics. Blend of differentiable and homoeomorphism.

Pronunciation

diffeomorphism

/ˌdɪfɪə(ʊ)ˈmɔːfɪz(ə)m/