Entry 1 sense Webster, 1913 Mesenteric /mĕsˌ-ən-tĕr'-ĭk/ · Mes·en·ter·ic · IPA /mˌɛsəntˈɛrɪk/ 01 a. Pertaining to a mesentery; mesaraic. 1. Pertaining to a mesentery; mesaraic.(Anat.)