Definition of neosemanticism in English:

neosemanticism

noun

  • A newly acquired sense of a word or phrase.

Origin

1980s; earliest use found in American Speech. From neo- + semantic + -ism, after neologism.

Pronunciation

neosemanticism

/ˌnɪə(ʊ)sɪˈmantɪsɪz(ə)m/