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Definitions

flat

[flat] / flæt /
ADJECTIVE
level, smooth
Synonyms
STRONGEST
empty horizontal low unbroken
STRONG
even flush oblate plane reclining splay
WEAK
collapsed complanate decumbent deflated extended fallen outstretched pancake planar planate procumbent prone prostrate punctured recumbent spread-out supine tabular
Antonyms
STRONGEST
upright
STRONG
rough uneven
WEAK
elevated raised rounded
ADJECTIVE
dull, lackluster to the senses
Synonyms
STRONGEST
bland dead lifeless stale weak
STRONG
blah blind boring drab matte vanilla
WEAK
banal colorless dim draggy flavorless ho-hum inane innocuous insipid jejune lead balloon monotonous muted pointless prosaic prosy sapless spiritless tasteless tedious uninteresting unpalatable unsavory unseasoned vapid watery white-bread
Antonyms
STRONG
exciting
WEAK
bubbly effervescent sharp tasty
ADJECTIVE
absolute, positive
Synonyms
STRONGEST
straight
STRONG
final plain
WEAK
categorical direct downright explicit fixed indubitable out-and-out peremptory unconditional unequivocal unmistakable unqualified unquestionable
Antonyms
WEAK
indefinite
NOUN
apartment
Synonyms
STRONGEST
condo suite tenement walk-up
STRONG
chambers co-op joint lodging pad rental room rooms
WEAK
crash pad floor-through railroad apartment

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.

It's not like you can drive your car down the road, get a flat tire, pull over, fix it and keep going.

From Barron's • Apr. 10, 2026

Citi expects the U.K. drugmaker to report roughly flat core earnings per share of $2.51 for the quarter on revenue of $14.9 billion, up 6%.

From The Wall Street Journal • Apr. 10, 2026

Cillian Murphy also shot down rumblings earlier this year when he was asked if he was swapping his flat cap for a wand.

From BBC • Apr. 10, 2026

The stock, which rallied earlier in the year, is approximately flat since the war began.

From Barron's • Apr. 10, 2026

They were trying to find Spirit Lake but could only see glimpses of water beneath a flat area of debris.

From "Mountain of Fire" by Rebecca E. F. Barone

Vocabulary lists containing flat

Music - Introductory

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Music - Middle School

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Music - High School

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!