uphold definition, uphold meaning | English dictionary. Search also in: Web News Encyclopedia Images. uphold. vb , -holds, -holding, -held tr. 1 to maintain, affirm, or defend against opposition or challenge. 2 to give moral support or inspiration to.
Definition of Derivative. A compound that can be imagined to arise from a partent compound by replacement of one atom with another atom or group of atoms. Used extensively in orgainic chemistry to assist in identifying compounds.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  derivative(Noun) Something derived. 2  derivative(Noun) A word that derives from another one. 3  derivative(Noun) A financial instrument whose value depends on the valuation of an underlying asset; such as a warrant, an option etc. 4  derivative(Noun) A chemical derived from another.