The refutability of his theory made it scientifically valuable.

The research paper included several refutals of the earlier theory, but left some questions unanswered.

The scientist phrased the hypothesis refutably, inviting others to test and challenge it.

Her carefully constructed refutal convinced the committee to reconsider the proposal.

He refutatively challenged the witness's account, pointing out inconsistencies.

Her refutational response dismantled the argument point by point.

Her refutative evidence convinced the committee to reconsider its decision.

The philosopher catalogued the self-refutations in his earlier essays to learn from his mistakes.

Whenever he claims absolute certainty, his argument self-refutes under close scrutiny.

He self-refuted his earlier argument by presenting evidence that contradicted his claim.