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Certainty

noun

/ˈsɜːr.tən.ti/

Meaning

firm conviction that something is the case; the quality of being reliably true

We can say with certainty that the project will be completed on time.

confidence, assurance, conviction, sureness

uncertainty, doubt, hesitation

absolute certainty, with certainty, degree of certainty

habitual sleeplessness; inability to sleep; the condition of being unable to sleep

stubbornness; refusal to change one's opinion or course of action

the building or office where a consul works

The state of being protected against disease or harmful influences.

a person who has seen something happen and can give evidence about it

Strengthening information, memory or organization by bringing them together