methylene chloride vs dichloromethane

methylene chloride and dichloromethane both are nouns.

Word	Noun	Adjective	Verb	Adverb
methylene chloride	Yes	No	No	No
dichloromethane	Yes	No	No	No

As nouns, methylene chloride and dichloromethane are synonyms defined as:

methylene chloride and dichloromethane: a nonflammable liquid used as a solvent and paint remover and refrigerant

methylene chloride (noun)	dichloromethane (noun)
a nonflammable liquid used as a solvent and paint remover and refrigerant	a nonflammable liquid used as a solvent and paint remover and refrigerant