stereoscopic picture vs pic

stereoscopic picture and pic both are nouns.

Word	Noun	Adjective	Verb	Adverb
stereoscopic picture	Yes	No	No	No
pic	Yes	No	No	No

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

stereoscopic picture: two photographs taken from slightly different angles that appear three-dimensional when viewed together
pic: a representation of a person or scene in the form of a print or transparent slide or in digital format

Other hypernyms of stereoscopic picture include exposure, photo, photograph, picture.

stereoscopic picture (noun)	pic (noun)
two photographs taken from slightly different angles that appear three-dimensional when viewed together	a representation of a person or scene in the form of a print or transparent slide or in digital format
	a form of entertainment that enacts a story by sound and a sequence of images giving the illusion of continuous movement