PUNCTUM
punctum
(noun) (anatomy) a point or small area
Source: WordNet® 3.1
Etymology
Noun
punctum (plural puncta)
(anatomy) A sharp tip of any part of the anatomy; a point or other small area.
(music) A neume representing a single tone.
Source: Wiktionary
Punc"tum, n. Etym: [L., a point.]
Definition: A point. Punctum cæcum. Etym: [L., blind point.] (Anat.) Same
as Blind spot, under Blind.
– Punctum proximum, near point. See under Point.
– Punctum remotum, far point. See under Point.
– Punctum vegetationis Etym: [L., point of vegetation] (Bot.), the
terminal cell of a stem, or of a leaf bud, from which new growth
originates.
Source: Webster’s Unabridged Dictionary 1913 Edition