noun, feminine

monophtongaison

/mɔ.nɔf.tɔ̃.ɡɛ.zɔ̃/

noun, feminine/mɔ.nɔf.tɔ̃.ɡɛ.zɔ̃/plural: monophtongaisons

monophtongaison is feminine in French.

monophthongization

From monophtongue + -aison.