A person who or thing which judges (in various senses), a judge. Sometimes with preceding qualifying word: a person who judges the thing…

A person who holds or expresses an opinion; esp. a person who obstinately adheres to his or her opinion. Cf. opinator, n., opiniatre, n.

An opiniated person. rare.

= opiner, n.

One who sets forth (in various senses); one who promulgates an opinion, who equips an expedition, etc.

A person who opines or holds a (firm) opinion; a thinker; a theorist.

The holder of any specified or implied opinion. In later use with prefixed adjective, as botanical, liberal, etc.

A person who opines; one who holds or expresses an opinion.

A person who holds or expresses an opinion; spec. a (professional) theorist. Cf. opinator, n., opiniator, n.

= opinionator, n.

A person who opines or forms an opinion.