<p><strong>Noun</strong></p><ul><li>something that causes wonder, admiration, or astonishment; a wonderful thing; a wonder or prodigy: The new bridge is an engineering marvel.</li><li>Archaic: the feeling of wonder; astonishment.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object)<ul><li>to wonder at (usually followed by a clause as object): I marvel that you were able to succeed against such odds.</li><li>to wonder or be curious about (usually followed by a clause as object): A child marvels that the stars can be.</li></ul></li><li>(used without object)<ul><li>to be filled with wonder, admiration, or astonishment, as at something surprising or extraordinary: I marvel at your courage.</li></ul></li></ul>