A person who or (occasionally) thing which opens or begins something. Also: †a person who expounds or interprets something (obsolete).

A person who shows, points out, demonstrates, or exhibits something; (in recent use also) spec. a person who exhibits an animal at a show.

A person who or thing which manifests something.

A person who or thing which stands in the place of another; spec. (a) a sign, a symbol; (b) a person who represents another person or a wider…

Scottish. A person who adorns or sets off a thing to advantage; a promoter. Obsolete. rare.

= manifester, n.

One who or that which displays; an exhibitor.

gen. A person who or thing which depicts, portrays, or renders something perceptible to the senses.

A female manifester.

A person or thing that develops something (in various senses of the verb).

One who exhibits or displays (qualities).

One who elicits or draws forth.