A character or glyph representing an idea, concept or object.

“$ is the symbol for dollars in the US and some other countries.”

A thing considered the embodiment of a concept or object.

“The lion is the symbol of courage; the lamb is the symbol of meekness or patience.”

A type of noun whereby the form refers to the same entity independently of the context; a symbol arbitrarily denotes a referent. See also icon and index.

To symbolize.