Certain

Meaning

confident and sure; without doubt; definitely true

Known for sure; having no doubt.

Example Sentences

I am certain that we will succeed.

I am certain that she will succeed.

Example Expressions

for certain

Synonyms

sure, confident, definite, assured, convinced

Entry 1

sure, confident, definite

Entry 2

sure, confident, definite, assured, convinced

Antonyms

uncertain, doubtful, unsure

Entry 1

uncertain, doubtful, unsure

Entry 2

uncertain, doubtful, unsure

Collocations

certain amount, certain degree, make certain, certain circumstances, certain way, certain level

Entry 1

certain amount, certain degree, make certain

Entry 2

certain circumstances, certain degree, certain way, certain level