signal caller vs field general

signal caller and field general both are nouns.

Word	Noun	Adjective	Verb	Adverb
signal caller	Yes	No	No	No
field general	Yes	No	No	No

As nouns, signal caller and field general are synonyms defined as:

signal caller and field general: (American football) the position of the football player in the backfield who directs the offensive play of his team

Other synonyms of signal caller include quarterback.

As nouns, signal caller and field general are synonyms defined as:

signal caller and field general: (football) the person who plays quarterback

Other synonyms of signal caller include quarterback.

signal caller (noun)	field general (noun)
(American football) the position of the football player in the backfield who directs the offensive play of his team	(American football) the position of the football player in the backfield who directs the offensive play of his team
(football) the person who plays quarterback	(football) the person who plays quarterback