confirmative

详细解释:a. 起确定作用的, 批准的
【法】 确实的, 证实的, 确定的

英语解释：

形容词 confirmative:

serving to support or corroborate同义词：collateral, confirming, confirmatory, corroborative, corroboratory, substantiating, substantiative, validating, validatory, verificatory, verifying