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Want to find out what does the word serious mean? We gathered all the possible definitions of the word serious on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.


Part of speech: Adjective

Grave in character or conduct; earnest; not trifling; thoughtful; solemn; important; weighty; disastrous.

Part of speech: Adverb


Usage examples "serious":