certainty

/ˈsɜːrtənti/
nounIntermediate
general

The state of being completely sure or confident about something

There is no certainty in life, but we can plan for the future.

Life is unpredictable, but we can still make preparations.

The scientist's certainty about the results was based on years of research.

The scientist was very confident in the results because of extensive research.

💡

Certainty often contrasts with doubt or uncertainty.

Collocations

absolute certaintycomplete confidence without any doubtmoral certaintystrong belief based on ethical principleslegal certaintya principle in law ensuring predictability and fairness

Synonyms

Antonyms

Related Phrases

beyond a shadow of a doubtidiom
completely certain
to a certaintyphrase
definitely

💡Pro Tip

Certainty vs. Confidence

While both imply a lack of doubt, 'certainty' is more absolute, whereas 'confidence' can be more subjective.

Gold Rule

Avoid Overuse

Certainty should be used when there is strong evidence or proof, not just personal belief.

📖Word Origin

From Old French 'certainté,' from Latin 'certitudo,' meaning 'firmness, certainty,' from 'certus' (certain).

📝Usage Notes

Certainty is often used in contexts where there is a high degree of confidence or assurance. It can be contrasted with uncertainty, which implies a lack of confidence.

Word Breakdown

cert
sure, fixed
root
+
-ain
pertaining to
suffix
+
-ty
state or condition of
suffix
English Dictionary