Entry 1 sense Webster, 1913 Wonderment /wŭn'-dẽrm-ənt/ · Won·der·ment · IPA /wˈʌndərmənt/ 01 n. Surprise; astonishment; a wonderful appearance; a wonder. 1. Surprise; astonishment; a wonderful appearance; a wonder. “All the common sights they view, Their wonderment engage.” — Sir W. Scott.