at variance (with)
In disagreement (with someone or something). We're doing the experiment again because our results are at variance. Our fact-checker found that the witness's story was completely at variance with what the reporter had written.
at variance
Differing, discrepant; also, in a state of conflict. For example, John's and Mary's answers are at variance means that their answers do not agree, or John was at variance with his in-laws means that he strongly disagreed or quarreled with them. [Early 1500s]
at ˈvariance (with somebody/something)
(formal) disagreeing with or opposing somebody/something: These conclusions are totally at variance with the evidence.