Thesaurus.com
Dictionary.com
Showing results for flatten.
Definitions

flatten

[flat-n] / ˈflæt n /
VERB
level out
Synonyms
STRONGEST
crush raze smash straighten
STRONG
abrade compress debase deflate depress fell floor flush grade ground lay plane plaster prostrate roll smooth squash subdue trample
WEAK
beat down even out iron out knock down lay low mow down spread out
Antonyms
STRONGEST
lose
STRONG
blow up erect expand incite increase lift raise uncompress
WEAK
break elevate make uneven round

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Moderate relief is in sight this weekend, when forecasters predict the powerful high pressure system will start to flatten out, bringing a gradual dip in temperatures.

From Los Angeles Times • Mar. 18, 2026

“We’re just seeing this trend flatten out,” Berner said.

From MarketWatch • Mar. 12, 2026

But she believes accent stereotypes can flatten a very rich linguistic landscape such as the one in Wales.

From BBC • Mar. 4, 2026

But that doesn’t necessarily flatten one more than the other.

From Salon • Feb. 26, 2026

It finally goes through, but only after I press it against the corner of the machine to flatten it.

From "The Sky at Our Feet" by Nadia Hashimi