Entry 1 sense Webster, 1913 Galatea /gălˌ-ət-ē'-ə/ · Gal·a·te·a · IPA /ˌɡæləˈtiːə/ 01 n. A kind of striped cotton fabric, usually of superior quality and striped with blue or red on white. 1. A kind of striped cotton fabric, usually of superior quality and striped with blue or red on white.