blowup vs fragmentation

blowup and fragmentation both are nouns.

Word	Noun	Adjective	Verb	Adverb
blowup	Yes	No	No	No
fragmentation	Yes	No	No	No

As nouns, fragmentation is a hyponym of blowup; that is, fragmentation is a word with a more specific, narrower meaning than blowup:

blowup: a violent release of energy caused by a chemical or nuclear reaction
fragmentation: the scattering of bomb fragments after the bomb explodes

Other hyponyms of blowup include airburst, blast, backfire, big bang, backfire, blowback, inflation.

blowup (noun)	fragmentation (noun)
a photographic print that has been enlarged	separating something into fine particles
an unrestrained expression of emotion	the scattering of bomb fragments after the bomb explodes
a violent release of energy caused by a chemical or nuclear reaction	(computer science) the condition of a file that is broken up and stored in many different locations on a magnetic disk
	the disintegration of social norms governing behavior and thought and social relationships