The act of perforating or the state of being perforated. / Any opening in a solid object. / (medicine) An abnormal opening in an organ, such as a rupture.

plural of perforation

Pierced with holes. / Having a series of holes enabling easy tearing along a straight line.

simple past tense and past participle of perforate

(transitive) To pierce; to penetrate. / (transitive) To make a line of holes in (a thin material) to allow separation at the line.

(philately, biology) perforated

present participle of perforate

Third-person singular simple present indicative form of perforate

A tool or machine that makes holes, or perforates, materials such as paper and card. / A machine that can bore a tunnel underground / (anatomy) A perforating artery or vein

plural of perforator