normalize, normalise -- (become normal or return to its normal state; "Let us hope that relations with this country will normalize soon")
normalize, normalise, renormalize, renormalise -- (make normal or cause to conform to a norm or standard; "normalize relations with China"; "normalize the temperature"; "normalize the spelling")
anneal, temper, normalize -- (bring to a desired consistency, texture, or hardness by a process of gradually heating and cooling; "temper glass")