nouns
the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
a compound obtained from, or regarded as derived from, another compound
is a type of (narrower)
(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
a financial instrument whose value is based on another security
(linguistics) a word that is derived from another word
"`electricity' is a derivative of `electric'"
domain category
the scientific study of language
is a type of (narrower)
a unit of language that native speakers can identify
"words are the blocks from which sentences are made"; "he hardly said ten words all morning"