noun
A leading or drawing off of water from a stream or source.
The act of receiving anything from a source; the act of procuring an effect from a cause, means, or condition, as profits from capital, conclusions or opinions from evidence.
(genealogy, linguistics) The act of tracing origin or descent; an instance thereof (for example, an etymology).
(grammar) Forming a new word by changing the base of another word or by adding affixes to it.
The state or method of being derived; the relation of origin when established or asserted.
That from which a thing is derived.
That which is derived; a derivative; the result of a deduction.
The process of deriving one thing from another, especially in logic; a deduction.
(mathematics, calculus) The process of application of the derivative operator to a function, yielding another function called the derived function of the first.
(mathematics, differential algebra) An algebraic generalization of the derivative operator (from its natural setting in the ring of real-valued functions) to a general associative algebra over a field. Formally, (given an algebra A over a field K) a K-linear endomorphism that satisfies Leibnitz's Law.
(medicine, historical) A drawing of humors or fluids from one part of the body to another, to relieve or lessen a morbid process.