atomic weight vs meq

atomic weight and meq both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomic weight	Yes	No	No	No
meq	Yes	No	No	No

As nouns, meq is a hyponym of atomic weight; that is, meq is a word with a more specific, narrower meaning than atomic weight:

atomic weight: (chemistry) the mass of an atom of a chemical element expressed in atomic mass units
meq: one-thousandth of an equivalent

Other hyponyms of atomic weight include combining weight, eq, equivalent, equivalent weight, milliequivalent.

atomic weight (noun)	meq (noun)
(chemistry) the mass of an atom of a chemical element expressed in atomic mass units	one-thousandth of an equivalent