Symbolic (adjective)

1. Representing or expressing an idea or quality by means of a symbol or emblem.
2. Representing or standing for something else by association, resemblance, or convention.
3. Having a symbolic meaning or purpose.
4. Being a symbol or emblem of something.
5. Being a representation or image of something.

Origin:

From middle english symbolik, from latin symbolus, from ancient greek σύμβολον (súmbolon, "token, watchword, sign by which one infers somethin.g")

Examples:

1. The flag is symbolic of the country.
2. The wedding ring is symbolic of love and commitment.
3. The statue is symbolic of freedom.
4. The picture has symbolic meanings.
5. The gesture was symbolic of the unity.