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.
Definition: A derivative is a financial contract that derives its value from an underlying asset. The buyer agrees to purchase the asset on a specific date at a specific price. Derivatives are often used for commodities, such as oil, gasoline or gold. Another asset class is currencies, often the U.S. dollar.