the state, quality, or fact of being variable, divergent, different, or anomalous.

an instance of varying; difference; discrepancy.

Also called mean square deviation. Statistics . the square of the standard deviation.

Physics, Chemistry . the number of degrees of freedom of a system.

Law .

a difference or discrepancy, as between two statements or documents in law that should agree.

a departure from the cause of action originally stated in the complaint.

an official permit to do something normally forbidden by regulations, esp. by building in a way or for a purpose normally forbidden by a zoning law or a building code.

a disagreement, dispute, or quarrel. ?

at variance

(of things) in a state of difference or disagreement.

(of persons) in a state of controversy or dissension

at variance with one's superiors.

noun

agreement

noun

about-face * , argument , change , conflict , contention , deviation , difference of opinion , different strokes , disaccord , disagreement , discord , discrepancy , dissension , dissent , dissidence , disunity , divergence , diversity , division , flip-flop * , fluctuation , incongruity , inconsistency , mid-course correction , mutation , separation , severing , strife , sundering , switch , transmogrification , unharmoniousness , variation , variety , difference , clash , confrontation , difficulty , discordance , dissentience , dissonance , faction , friction , inharmony , schism , war , warfare , alteration , dispute , nonconformity , quarrel