Definition of "bisect" in Anglais

verb

1. (transitive) To cut or divide into two parts.

noun

1. (geometry) A bisector, which divides into two equal parts.

2. (philately) An envelope, card, or fragment thereof showing an affixed cut half of a regular issued stamp, over which one or more postal markings have been applied. Typically used in wartime when normal lower rate stamps may not be available.