Parity is being equal in status, pay or value. Pay parity, reach parity, parity of esteem.
In money it means one currency equalling another, so the euro reaching parity with the dollar is a headline in itself. Parity of esteem is the phrase for treating mental and physical health as equally important.
1nounparityBeing equal in status, pay or value.
“Women footballers are still fighting for pay parity with the men.”
parity is an equality.
Latin paritas comes from par, equal, the same root that gives par in golf and a pair.
Latin
paritās
Middle French
parité
English, today
parity
From Middle French parité, from Latin paritās, from Latin pār (“equal”). Equivalent to pari- + -ty.
Etymology from Wiktionary, CC BY-SA