Meaning of mediety in English:

mediety

Pronunciation /mɪˈdʌɪɪti/

noun

historical Mathematics
  • = "mean"; (formerly also) †the quality of being a mean (obsolete).

Origin

Late Middle English (in an earlier sense). From classical Latin medietāt-, medietās middle point or part (Cicero: see note), intermediate state (2nd century a.d.), half (2nd or 3rd century a.d.), in post-classical Latin also in mathematical sense and in legal sense from classical Latin medius middle + -etās.