mincing machine vs mincer

mincing machine and mincer both are nouns.

Word	Noun	Adjective	Verb	Adverb
mincing machine	Yes	No	No	No
mincer	Yes	No	No	No

As nouns, mincing machine and mincer are synonyms defined as:

mincing machine and mincer: a kitchen utensil that cuts or chops food (especially meat) into small pieces

mincing machine (noun)	mincer (noun)
a kitchen utensil that cuts or chops food (especially meat) into small pieces	a kitchen utensil that cuts or chops food (especially meat) into small pieces