serious

[ seer-ee-uhs ]
/ ˈsɪər i əs /

adjective

noun

that which is of importance, grave, critical, or somber: You have to learn to separate the serious from the frivolous.

QUIZZES

WHO SAID IT: A QUIZ ON PRESIDENTIAL WIT AND WISDOM

Think you know your presidents? Take this quiz and see if you can match the style, wit, and ideology of these memorable lines to the right POTUS.
Question 1 of 9
“I do believe that the buck stops here, that I cannot rely upon public opinion polls to tell me what is right. I do believe that right makes might and that if I am wrong, 10 angels swearing I was right would make no difference.”

Origin of serious

First recorded in 1400–50; late Middle English, from Middle French serieux and Latin sērius “grave, earnest” or Late Latin sēriōsus; see -ous, -ose1

synonym study for serious

3. See earnest1.

OTHER WORDS FROM serious

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for serious

British Dictionary definitions for serious

serious
/ (ˈsɪərɪəs) /

adjective

Derived forms of serious

seriousness, noun

Word Origin for serious

C15: from Late Latin sēriōsus, from Latin sērius; probably related to Old English swǣr gloomy, Gothic swers esteemed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for serious

serious
[ sîrē-əs ]

adj.

Being of such import as to cause anxiety, as of a physical condition.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.