Entry 1 sense Webster, 1913 Hyphenated /hīf'-ən-ātˌ-ĭd/ · Hy·phen·a·ted · IPA /hˈaɪfənˌeɪtɪd/ 01 a. United by hyphens; hyphened; as, a hyphenated or hyphened word. 1. United by hyphens; hyphened; as, a hyphenated or hyphened word.