Entry 1 sense Webster, 1913 Extraordinarily /ĕk-strôrˌ-dən-ĕr'-əl-ē/ · Ex·traor·di·na·ri·ly · IPA /ɛkstrˌɔrdənˈɛrəliː/ 01 adv. In an extraordinary manner or degree. 1. In an extraordinary manner or degree.