punctum

[Lat.] A point (q. v.). punctum-cæcum, s. "This punctual spot." -Milton : P. L., viii. 23. *2. Entering into minute detail. puncture punctura.] The act of puncturing, pricking, or perforating with a pointed instrument; a small hole made with a pointed instrument; a slight wound, as one made with a needle, a prickle, . "When prick'd by a sharp-pointed weapon, which kind of wound is called a puncture, they are much to be regarded."-Wiseman: Surgery.