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a. Clearly defined; explicitly precise: a definite statement of the terms of the will. See Synonyms at explicit.
b. Forthright and unambiguous: The doctor was very definite about what foods you should avoid.
2. Clearly developed or firmly decided: no definite idea of what to do for a career.
3. Readily distinguished or certain: at a definite disadvantage.
4. Grammar Limiting or particularizing.
5. Botany
a. Of a fixed number usually less than 20, as certain floral organs, especially stamens.
b. Cymose; determinate.

[Middle English diffinite, defined, from Latin dēfīnītus, past participle of dēfīnīre, to define; see define.]

def′i·nite·ly adv.
def′i·nite·ness n.
Usage Note: Definite and definitive both apply to what is precisely defined or explicitly set forth. But definitive most often refers specifically to a judgment or description that serves as a standard or reference point for others, as in the definitive decision of the court (which sets forth a final resolution of a judicial matter) or the definitive biography of Nelson (that is, the biography that sets the standard against which all other accounts of Nelson's life must be measured).


1. in a definite manner
2. (sentence modifier) certainly: he said he was coming, definitely.
sentence substitute
unquestionably: used to confirm an assumption by a questioner


(ˈdɛf ə nɪt li)

1. in a definite manner; unambiguously.
2. unequivocally; positively.
3. (used to express complete agreement or strong affirmation.)


1. 'surely'

You use surely for emphasis when you are objecting to something that has been said or done.

'I can have it ready for next week.' – 'Surely you can get it done sooner than that?'
Their lawyers claim that they have not broken any rules, but surely this is not good practice.
2. 'definitely' and 'certainly'

Don't use 'surely' simply to give strong emphasis to a statement. Use definitely.

They were definitely not happy.
The call definitely came from your phone.

In British English, you don't use 'surely' when you are agreeing with something that has been said, or confirming that something is true. Use certainly.

Ellie was certainly a student at the university but I'm not sure about her brother.
'You like him, don't you?' – 'I certainly do.'

American speakers use both surely and certainly to agree with requests and statements.

'It is still a difficult world for women.' – 'Oh, certainly.'
Surely, yes, I agree with that.

Don't use 'surely' to say emphatically that something will happen in the future. Use definitely or certainly.

The conference will definitely be postponed.
If nothing is done, there will certainly be problems.
3. 'naturally'

Don't use 'surely' to emphasize that something is what you would expect in particular circumstances. Use naturally.

His sister was crying, so naturally Sam was upset.
Naturally, some of the information will be irrelevant.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.definitely - without question and beyond doubt; "it was decidedly too expensive"; "she told him off in spades"; "by all odds they should win"


بالتَّأْكِيدبالتَّأكيد، حَتْما، بِوُضوح
bestemthelt sikkert
zweifellosauf jeden Falldefinitiv
kesin olarakkesinlikle
dứt khoát


[ˈdefɪnɪtlɪ] ADV
1. (= definitively) [agree, arrange, decide] → definitivamente
I haven't definitely decided on law schooltodavía no he decidido hacer derecho definitivamente
the date has not yet been definitely decidedaún no se ha decidido una fecha definitiva
they have not said definitely whether they will attendno han dicho de forma definitiva que vayan a asistir
2. (= certainly) something should definitely be done about thatdecididamente, deberían hacer algo al respecto
yes, we definitely do need a carsí, está clarísimo que necesitamos un coche, sí, decididamente necesitamos un coche
he is definitely leavinges seguro que se va, definitivamente se va
they are definitely not for saledefinitivamente no están a la venta
I'll definitely goseguro que iré
she definitely said two o'clockestoy seguro de que dijo a las dos en punto
she said definitely two o'clockdijo que seguro que a los dos en punto
I will definitely get it finished by tomorrowdefinitivamente lo termino para mañana, seguro que lo termino para mañana
it's definitely betteres sin duda mejor
"are you going to Greece this summer?" - "yes, definitely"-¿te vas a Grecia este verano? -sí, seguro
"do you think she'll pass?" - "definitely"-¿crees que aprobará? -seguro or sin duda
"will you accept his offer?" - "definitely not!"-¿vas a aceptar su oferta? -¡de ninguna manera!
"can I go on my own?" - "definitely not!"-¿puedo ir solo? -¡ni hablar!
3. (= emphatically) [say, deny] → terminantemente, categóricamente; [state] → firmemente


[ˈdɛfɪnɪtli] adv (= certainly) → sans aucun doute, incontestablement
He's definitely the best player → C'est sans aucun doute lui le meilleur joueur.
definitely! (= yes, absolutely) → absolument !
"He's the best player." - "Definitely!" → "C'est le meilleur joueur." - "Absolument!"
I definitely think he'll come → Je suis sûr qu'il va venir.
to definitely decide on sb (= make final decision) → choisir qn en définitive


(= finally) decide, sayendgültig; it’s not definitely arranged/agreed yetes steht noch nicht fest
(= clearly)eindeutig; (= certainly)bestimmt; (= whatever happens)auf jeden Fall; definitely notauf keinen Fall; she has definitely put on weightsie hat eindeutig zugenommen; he definitely wanted to comeer wollte bestimmt kommen; that is definitely wrongdas ist bestimmt nicht richtig; that’s definitely an improvement/an advantagedas ist ganz sicherlich eine Verbesserung/ein Vorteil
(= emphatically) saynachdrücklich, bestimmt


[ˈdɛfɪnɪtlɪ] adv (certainly) → di sicuro, certamente; (emphatically, state) → categoricamente; (appreciably, better, worse) → decisamente
definitely! → assolutamente!


(ˈdefinit) adjective
clear; fixed or certain. I'll give you a definite answer later.
ˈdefinitely adverb
clearly or certainly. She definitely said I wasn't to wait; Her dress is definitely not red.
definite article the name given to the word the


بالتَّأْكِيد rozhodně bestemt zweifellos οριστικά indudablemente ehdottomasti assurément definitivno definitivamente 明確に 명확히 absoluut absolutt zdecydowanie definitivamente определенно definitivt อย่างแน่นอน kesinlikle dứt khoát 肯定地
References in classic literature ?
He again thought of his own affairs and definitely decided he would make a change in his fife, that he would leave Winesburg.
I have it from you then--for it's of great importance--that he was definitely and admittedly bad?
Now the fat policeman wakens definitely, and feels of his club to see that it is ready for business.
Her face was thin, and rather sharp in its outlines; the lips compressed, like those of a person who is in the habit of making up her mind definitely on all subjects; while the keen, dark eyes had a peculiarly searching, advised movement, and travelled over everything, as if they were looking for something to take care of.
I said Alp-climbing was a different thing from what I had supposed it was, and so I judged we had better study its points a little more before we went definitely into it.
I can only put you confidentially in possession of my private opinion, leaving you entirely free to draw your own inferences from it, and regretting that I cannot write more confidently and more definitely than I have written here.
It had been the spring, it will be remembered, that had prompted them to go on pilgrimage; and me, too, the spring was filling with strange, undefinable longings, and though I flattered myself that I had set out in pursuance of a definitely taken resolve, I had really no more freedom in the matter than the children who followed at the heels of the mad piper.
The laughter at once recommenced; and, this time, I had them turned out definitely.
At length I would be avenged; this was a point definitely settled--but the very definitiveness with which it was resolved, precluded the idea of risk.
It was on the fourth day that Meriem began definitely to give up hope.
After a general discussion it was determined that for tonight nothing be definitely settled.
I concluded definitely that it belonged to the vertebrate branch, class mammalia.