Entry 1 sense Webster, 1913 Pediatric /(pĕd`ĭ*ăt"rĭk [or] pēd`ĭ*ăt"rĭk)/ · Ped·i·at·ric · IPA /ˌpiːdiːˈætrɪk/ 01 a. Pertaining to the care and medical treatment of children. 1. Pertaining to the care and medical treatment of children.(Med.)