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definitely

adverb
     
def‧i‧nite‧ly S1
without any doubt [= certainly]:
'Do you reckon Margot will be there?' ' Definitely not.'
The hotel fitness centre is definitely worth a visit.
I definitely need a holiday.
WORD CHOICE: WORD CHOICE:

surely, definitely, certainly, naturally, be sure to
Use surely to say that you think something must be true, especially when other people do not agree They should be there by now, surely.Use definitely to say that something is certain to happen or be true I will definitely be back (NOT I will surely be back) by ten. Use certainly to emphasize that something is true He certainly is (NOT surely is) a great cook.Use naturally to mean 'as anyone would expect' They were very late, so naturally I was (NOT surely I was) worried.Use be sure to to say that something is certain to happen If you work hard you are sure to succeed (NOT you will surely succeed).See also surely

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