Synonyms and antonyms of True, definite and based on facts in American Thesaurus

true (adjective)

based on facts or things that really happen, and not made up

certain (adjective)

definitely true

objective (adjective)

based only on facts and not influenced by personal feelings or beliefs

realistic (adjective)

based on facts and situations as they really are

firm (adjective)

definite and not likely to change

definitely (adverb)

without any doubt

factual (adjective)

based on facts or containing only facts, rather than theories or opinions

authentic (adjective)

accurate or based in fact

definite (adjective)

clearly decided and specific

undeniable (adjective)

certainly correct or true

absolute (adjective)

true or right in all situations

at least ()

even if nothing else happens or is true

authoritative (adjective)

based on the best, most complete, and most reliable information

believable (adjective)

seeming possible or true

beyond dispute ()

impossible to disagree with

beyond question ()

if something is beyond question, there are no doubts about it at all

cast-iron (adjective)

very definite, and certain to be effective

categorical (adjective)

clear and definite about what you mean

categorically (adverb)

in a very clear and definite way

certifiable (adjective)

able to be officially accepted or approved

certified (adjective)

having an official document that shows official facts. The British word is certificated.

concrete (adjective)

based on facts and information

confirmed (adjective)

proved and therefore known to be true or accurate

cut-and-dried (adjective)

a decision, situation, or result that is cut-and-dried is clear and definite and cannot be changed

decidedly (adverb)

in a way that is impossible to doubt and easy to see

de facto (adverb)

very formal in fact

de facto (adjective)

formal actual, even though not official

definitive (adjective)

certain and unlikely to change

determinate (adjective)

formal clearly fixed or decided

distinct (adjective)

definite and obvious

distinctly (adverb)

in a definite and clear way

easily (adverb)

definitely

empirical (adjective)

based on real experience or scientific experiments rather than on theory

eternal (adjective)

always true or important

firm (adjective)

definite and reliable

for sure ()

definitely

foursquare (adverb)

formal firmly and definitely

grounded (adjective)

based on evidence or good reasons

hands down (adverb)

without any doubt

hard (adjective)

hard facts are certain and can be proved

hard-and-fast (adjective)

clear and not able to be questioned

harsh (adjective)

harsh facts are unpleasant but true

incontestable (adjective)

formal clearly true or certain, and therefore impossible to disagree with

incontrovertible (adjective)

formal true and impossible to doubt

indisputable (adjective)

impossible to question or argue with

informed (adjective)

based on good knowledge of something

in no uncertain terms ()

in a way that is clear and definite

in real terms ()

after considering all the things that affect the true value of something

ironclad (adjective)

completely definite, and able to be depended on

irrefragable (adjective)

formal impossible to prove wrong

irrefutable (adjective)

formal impossible to prove wrong

manifestly (adverb)

formal clearly and without any doubt

nailed-on (adjective)

Britishinformal definite or certain to happen

objectively (adverb)

using facts and not influenced by personal feelings or beliefs

plausible (adjective)

likely to be true

proven (adjective)

shown to be true, real, or effective

squarely (adverb)

in a clear and definite way

strong (adjective)

based on reason and supported by facts

sure (adjective)

used about something that is definite and cannot be questioned or doubted

tenable (adjective)

formal a tenable argument is reasonable and has evidence to support it

truly (adverb)

involving only the truth

truthful (adjective)

a truthful statement only contains things that are true

unanswerable (adjective)

impossible or very difficult to prove wrong or false

unarguable (adjective)

true and impossible to disagree with

unchallengeable (adjective)

impossible to change, defeat, or argue with

unchallenged (adjective)

accepted as right or correct

undisputed (adjective)

agreed or accepted by everyone

undoubted (adjective)

accepted or agreed by everyone

undoubtedly (adverb)

used for saying that something is certainly true or is accepted by everyone

unequivocal (adjective)

formal clear, definite, and without doubt

unquestioned (adjective)

considered by everyone to be true, correct, honest, important, etc.

verifiable (adjective)

formal able to be checked or proved

well-documented (adjective)

based on or supported with a lot of written evidence

well-founded (adjective)

based on facts or good reasons

well-grounded (adjective)

a well-grounded argument is based on facts or good reasons

well-informed (adjective)

based on accurate information

without (a) doubt ()

very definitely: used for emphasis