Examples of certainly in a sentence
It will certainly rain tomorrow.
This year's festival was certainly much better than last year's.
I'm certainly going to try.
The new version is most certainly easier to use.
The snake that bit her was almost certainly poisonous.
First Known Use of certainly
CERTAINLY Defined for English Language Learners
Definition of certainly for English Language Learners
: without doubt
: of course
CERTAINLY Defined for Kids
Definition of certainly for Students
1 : without fail <I will certainly help.>
2 : without doubt <You certainly don't look your age.>
Seen and Heard
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