Definition of perequation in US English:

perequation

noun

rare
  • The action of making equal; specifically the addition of an amount to one price or cost to make it equal to another. Also occasionally: a state of equality or fairness.

Origin

Early 17th century; earliest use found in Randle Cotgrave (fl. 1587–?1630), lexicographer. From French péréquation from classical Latin peraequātiōn-, peraequātiō state of being equal from peraequāt-, past participial stem of peraequāre to make equal (from per- + aequāre) + -iō.

Pronunciation

perequation

/pərɪˈkweɪʒn/