Entry 1 sense Webster, 1913 Electrostatic /ĭlˌ-ĕkˌ-trōs-tăt'-ĭk/ · E·lec·tro·stat·ic · IPA /ˌɪlˌɛktroʊstˈætɪk/ 01 a. Pertaining to electrostatics. 1. Pertaining to electrostatics.