picture vs representation

picture and representation both are nouns.

Word	Noun	Adjective	Verb	Adverb
picture	Yes	No	Yes	No
representation	Yes	No	No	No

As nouns, representation is a hypernym of picture; that is, representation is a word with a broader meaning than picture:

picture: a visual representation (of an object or scene or person or abstraction) produced on a surface
representation: a creation that is a visual or tangible rendering of someone or something

As nouns, representation is a hypernym of picture; that is, representation is a word with a broader meaning than picture:

picture: a representation of a person or scene in the form of a print or transparent slide or in digital format
representation: a creation that is a visual or tangible rendering of someone or something

picture (noun)	representation (noun)
a visual representation (of an object or scene or person or abstraction) produced on a surface	an activity that stands as an equivalent of something or results in an equivalent
graphic art consisting of an artistic composition made by applying paints to a surface	the act of representing; standing in for someone or some group and speaking with authority in their behalf
a representation of a person or scene in the form of a print or transparent slide or in digital format	a creation that is a visual or tangible rendering of someone or something
a clear and telling mental image	the right of being represented by delegates who have a voice in some legislative body
a typical example of some state or quality	a presentation to the mind in the form of an idea or image
illustrations used to decorate or explain a text	a factual statement made by one party in order to induce another party to enter into a contract
the visible part of a television transmission	a performance of a play
a form of entertainment that enacts a story by sound and a sequence of images giving the illusion of continuous movement	a statement of facts and reasons made in appealing or protesting
a graphic or vivid verbal description	a body of legislators that serve in behalf of some constituency
a situation treated as an observable object	the state of serving as an official and authorized delegate or agent

picture (verb)	representation (verb)
show in, or as in, a picture
imagine; conceive of; see in one's mind