Sublime means of high moral, aesthetic, intellectual, or spiritual value; inspiring awe or admiration. It can also refer to a chemical process of changing a solid into a vapor without melting. See synonyms, antonyms, and usage examples. Sublime definition : elevated or lofty in thought, language, etc.: Paradise Lost is sublime poetry.. See examples of SUBLIME used in a sentence. ' Sublime ' means of such excellence, grandeur, or beauty as to inspire great admiration or awe, and can refer to natural wonders, artistic works, or even ideas and language. sublime meaning , definition , what is sublime : something that is sublime is so good or ...: Learn more.