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.
Derivatives: What They Are and the Role That They Have in the Economy. Derivatives are financial instruments or contracts with values that are linked to, or derived from, the performance of underlying financial instruments, interest rates, currency exchange rates, or indexes.