Entry 1 sense Webster, 1913 Preliminarily /prĭl-ĭmˌ-ən-ĕr'-ĭl-ē/ · Pre·lim·i·na·ri·ly · IPA /prɪlˌɪmənˈɛrɪliː/ 01 adv. In a preliminary manner. 1. In a preliminary manner.