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certainly

[sur-tn-lee] /ˈsɜr tn li/
adverb
1.
with certainty; without doubt; assuredly:
I'll certainly be there.
2.
yes, of course:
Certainly, take the keys.
3.
surely; to be sure:
He certainly is successful.
Origin
1250-1300
1250-1300; Middle English; see certain, -ly
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for certainly
  • Hill's status as a labor icon and the debate about his conviction certainly never died.
  • If that was ever true, it is certainly not so now in our scientific era.
  • But some of our ancestors were almost certainly food for other primates.
  • It's certainly no replacement for a proper doctor, but as a technological demonstration, it's surprisingly impressive.
  • She might even set a course record, but one thing she will almost certainly not do is set a world record.
  • The student evaluations of my teaching, while not horrible, were certainly not positive.
  • The animal did not fly, but its back legs almost certainly gave it the ability to leap several yards.
  • We're certainly less able to reproduce when we're grieving.
  • The dressing won't stay blended as long, but it certainly simplifies the process.
  • By the time he is healthy, he will almost certainly be wearing a new uniform.
British Dictionary definitions for certainly

certainly

/ˈsɜːtənlɪ/
adverb
1.
with certainty; without doubt he certainly rides very well
sentence substitute
2.
by all means; definitely: used in answer to questions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for certainly
adv.

c.1300, in all main modern senses, from certain + -ly (2).

Online Etymology Dictionary, © 2010 Douglas Harper
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