Entry 1 sense Webster, 1913 Punctum · Punc·tum · IPA 01 n. A point. 1. A point. Phrases & compounds ‖Punctum cæcum — Same as Blind spot, under Blind. ‖Punctum proximum — near point. See under Point. ‖Punctum remotum — far point. See under Point. ‖Punctum vegetationis — the terminal cell of a stem, or of a leaf bud, from which new growth originates.