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underline

[ verb uhn-der-lahyn, uhn-der-lahyn; noun uhn-der-lahyn ]
/ verb 藞蕦n d蓹r藢la瑟n, 藢蕦n d蓹r藞la瑟n; noun 藞蕦n d蓹r藢la瑟n /
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See synonyms for: underline / underlining on Thesaurus.com

verb (used with object), un路der路lined, un路der路lin路ing.
to mark with a line or lines underneath; underscore.
to indicate the importance of; emphasize, as by stressing or italicizing.
noun
Printing. a caption under an illustration.
a line drawn under something; an underscore.
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ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes 鈥渟ky blue鈥?
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Origin of underline

First recorded in 1715鈥25; under- + line1

OTHER WORDS FROM underline

un路der路lin路ing, un路der路lin路e路a路tion [uhn-der-lin-ee-ey-shuhn], /藢蕦n d蓹r藢l瑟n i藞e瑟 蕛蓹n/, nounun路der路lin路er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2021

How to use underline in a sentence

British Dictionary definitions for underline

underline

verb (藢蕦nd蓹藞la瑟n) (tr)
to put a line under
to state forcibly; emphasize or reinforce
noun (藞蕦nd蓹藢la瑟n)
a line underneath, esp under written matter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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