certain

certus (Latin)

Certain. Fixed, settled, firm. Resolved, determined. Sure.

-anus (Latin)

Of or pertaining to; -ian; usually indicates a relationship of position, possession, or origin.

*certanus (Vulgar Latin)

*certanus (Latin)

Certain.

certain (Old French)

Certain; sure.

certein (Middle English)

Certain.

certain (English)

(with of) Unnamed or undescribed members (of). (obsolete) Determined; resolved.. Actually existing; sure to happen; inevitable.. Fixed or stated; regular; determinate.. Not specifically named; indeterminate; indefinite; one or some; sometimes used independently as a noun, and meaning certain persons; see also "one".. Not to be doubted or denied; established as a fact.. Sure, positive, not [...]