What is process of doing; action. In act, in the very doing; on the point of (doing). "In act to shoot." Dryden. This woman was taken . . . in the very act. John viii called?

act — Process of doing; action. In act, in the very doing; on the point of (doing). "In act to shoot." Dryden. This woman was taken . . . in the very act. John viii. (Webster's 1913.)