Symbol
Part of speech: noun
Definition: A character or glyph representing an idea, concept or object. Any object, typically material, which is meant to represent another (usually abstract) even if there is no meaningful relationship. 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. A summary of a dogmatic statement of faith.
Logo
Part of speech: noun
Definition: A symbol or emblem that acts as a trademark or a means of identification of an institution or other entity.