Definition of over-differentiation in English:

over-differentiation

noun

  • Unnecessary or excessive differentiation; (Linguistics) the unnecessary differentiation of elements in a phonemic, graphemic, or grammatical system, or in their analysis.

Origin

1920s; earliest use found in Journal of Philosophy. From over- + differentiation.

Pronunciation

over-differentiation

/ˌəʊvəˌdɪfərɛnʃɪˈeɪʃn/