meatpacking vs meat packing

meatpacking and meat packing both are nouns.

Word	Noun	Adjective	Verb	Adverb
meatpacking	Yes	No	No	No
meat packing	Yes	No	No	No

As nouns, meatpacking and meat packing are synonyms defined as:

meatpacking and meat packing: wholesale packaging of meat for future sale (including slaughtering and processing and distribution to retailers)

Other synonyms of meatpacking include meat-packing business.

meatpacking (noun)	meat packing (noun)
wholesale packaging of meat for future sale (including slaughtering and processing and distribution to retailers)	wholesale packaging of meat for future sale (including slaughtering and processing and distribution to retailers)