chylomicron vs atom

chylomicron and atom both are nouns.

Word	Noun	Adjective	Verb	Adverb
chylomicron	Yes	No	No	No
atom	Yes	No	No	No

As nouns, atom is a hypernym of chylomicron; that is, atom is a word with a broader meaning than chylomicron:

chylomicron: a microscopic particle of triglycerides produced in the intestines during digestion; in the bloodstream they release their fatty acids into the blood
atom: (nontechnical usage) a tiny piece of anything

Other hypernyms of chylomicron include corpuscle, molecule, mote, particle, speck.

chylomicron (noun)	atom (noun)
a microscopic particle of triglycerides produced in the intestines during digestion; in the bloodstream they release their fatty acids into the blood	(physics and chemistry) the smallest component of an element having the chemical properties of the element
	(nontechnical usage) a tiny piece of anything