Merthiolate vs thimerosal

Merthiolate and thimerosal both are nouns.

Word	Noun	Adjective	Verb	Adverb
Merthiolate	Yes	No	No	No
thimerosal	Yes	No	No	No

As nouns, Merthiolate and thimerosal are synonyms defined as:

Merthiolate and thimerosal: a light-colored crystalline powder (trade name Merthiolate) used as a surgical antiseptic

Other synonyms of Merthiolate include sodium ethylmercurithiosalicylate.

Merthiolate (noun)	thimerosal (noun)
a light-colored crystalline powder (trade name Merthiolate) used as a surgical antiseptic	a light-colored crystalline powder (trade name Merthiolate) used as a surgical antiseptic