punctatePronunciation: /ˈpʌŋ(k)teɪt/Definition of punctate adjective Biology studded with or denoting dots or tiny holes: strong punctate staining of the cell surface shell layers may be punctateDerivatives punctationPronunciation: /-ˈteɪʃ(ə)n/ noun Origin: mid 18th century: from Latin punctum 'point' + -ate2punctate in other Oxford dictionaries Definition of punctate in the US English dictionary