record player vs phonograph

record player and phonograph both are nouns.

Word	Noun	Adjective	Verb	Adverb
record player	Yes	No	No	No
phonograph	Yes	No	No	No

As nouns, record player and phonograph are synonyms defined as:

record player and phonograph: machine in which rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically

record player (noun)	phonograph (noun)
machine in which rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically	machine in which rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically