In writing and printing, to mark with points in some significant manner; specifically, to divide into sentences and parts of sentences by the conventional signs called points or marks of punctuation: as, to punctuate one's letters carefully. See punctuation.Figuratively, to emphasize by some significant or forcible action; enforce the important parts or points of in some special manner: as, to punctuate one's remarks by gestures.In entomology, same as punctured.