bomb vs bomb calorimeter

bomb and bomb calorimeter both are nouns.

Word	Noun	Adjective	Verb	Adverb
bomb	Yes	No	Yes	No
bomb calorimeter	Yes	No	No	No

As nouns, bomb and bomb calorimeter are synonyms defined as:

bomb and bomb calorimeter: strong sealed vessel for measuring heat of combustion

bomb (noun)	bomb calorimeter (noun)
an explosive device fused to explode under specific conditions	strong sealed vessel for measuring heat of combustion
strong sealed vessel for measuring heat of combustion
an event that fails badly or is totally ineffectual

bomb (verb)	bomb calorimeter (verb)
throw bombs at or attack with bombs
fail to get a passing grade