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Definitions

solid

[sol-id] / ˈsɒl ɪd /
ADJECTIVE
firm, hard, or compact
Synonyms
STRONGEST
stable strong sturdy substantial tight
STRONG
close compact concrete firm heavy hulky husky material thick
WEAK
compacted concentrated consolidated dense fixed hefty massed physical rocklike secure unshakable
Antonyms
STRONGEST
unstable wobbly
STRONG
flexible immaterial indefinite intangible
WEAK
fluid gaseous insubstantial liquid tenuous vaporous
ADJECTIVE
having three dimensions
Synonyms
STRONGEST
three-dimensional
WEAK
boxlike boxy
ADJECTIVE
continuous, complete
Synonyms
STRONGEST
stable steady
STRONG
firm regular
WEAK
agreed consecutive consentient continued like a rock set in stone unalloyed unanimous unbroken undivided uninterrupted united unmixed
Antonyms
WEAK
broken divided incomplete incontinuous intermittent
ADJECTIVE
dependable, reliable
Synonyms
STRONGEST
decent genuine good real satisfactory satisfying serious
STRONG
constant sound stalwart trusty upright worthy
WEAK
cogent estimable law-abiding levelheaded pure sensible sober steadfast trustworthy upstanding valid
Antonyms
STRONGEST
dishonest
STRONG
dishonorable disreputable unrespected untrustworthy
WEAK
undependable unreliable

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.

“In the swamp that is entertainment,” said former Fox Sports Chairman David Hill, “the only solid ground is sports.”

From The Wall Street Journal • May 8, 2026

Even in April, Bank of America’s card usage numbers were solid, Bhave said.

From MarketWatch • May 8, 2026

April's solid employment figures added to expectations the Federal Reserve will keep interest rates on hold as it seeks to keep a lid on inflation.

From BBC • May 8, 2026

Han, who is also researching solid iterations of Most, says these could take the form of transparent window coatings, for example.

From BBC • May 7, 2026

Part of me still expected to ram face-first into solid rock, and I closed my eyes in anticipation of impact.

From "Glitch" by Laura Martin

Vocabulary lists containing solid

The SAT: Multiple-Meaning Words, List 3

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The New SAT: Multiple-Meaning Words

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

The ACT Reading Test: Multiple-Meaning Words, List 3

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!