DERIVATIVE, a. 1. Derived; taken or having proceeded from another or something preceding; secondary; as a derivative perfection; a derivative conveyance, as a release. 2. A derivative chord, in music, is one derived from a fundamental chord. DERIVATIVE, n. 1. That which is derived; a word which takes its origin in another word, or is formed from it. Thus, depravity is a derivative from the L. Deravo, and acknowledge, from knowledge, and this from know, the primitive word. 2. In music, a chord not fundamental.

adj 1: resulting from or employing derivation; "a derivative process"; "a highly derivative prose style" n 1: the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx [syn: derived function, derivative, differential coefficient, differential, first derivative] 2: a compound obtained from, or regarded as derived from, another compound 3: a financial instrument whose value is based on another security [syn: derivative instrument, derivative] 4: (linguistics) a word that is derived from another word; "`electricity' is a derivative of `electric'"

I. nounDate: 15th century 1. a word formed by derivation 2. something derived 3. the limit of the ratio of the change in a function to the corresponding change in its independent variable as the latter change approaches zero 4.a. a chemical substance related structurally to another substance and theoretically derivable from it b. a substance that can be made from another substance 5. a contract or security that derives its value from that of an underlying asset (as another security) or from the value of a rate (as of interest or currency exchange) or index of asset value (as a stock index) II. adjectiveDate: circa 1530 1. formed by derivation <a derivative word> 2. made up of or marked by derived elements 3. lacking originality ;banal • derivativelyadverb • derivativenessnoun

adj. & n. --adj. derived from another source; not original (his music is derivative and uninteresting). --n. 1 something derived from another source, esp.: a a word derived from another or from a root (e.g. quickly from quick). b Chem. a chemical compound that is derived from another. 2 Math. a quantity measuring the rate of change of another. Derivatives: derivatively adv. Etymology: F dérivatif -ive f. L derivativus (as DERIVE)

Derivative De*riv"a*tive, a. [L. derivativus: cf. F. d['e]rivatif.] Obtained by derivation; derived; not radical, original, or fundamental; originating, deduced, or formed from something else; secondary; as, a derivative conveyance; a derivative word. Derivative circulation, a modification of the circulation found in some parts of the body, in which the arteries empty directly into the veins without the interposition of capillaries. --Flint. -- De*riv"a*tive*ly, adv. -- De*riv"a*tive*ness, n.

Derivative De*riv"a*tive, n. 1. That which is derived; anything obtained or deduced from another. 2. (Gram.) A word formed from another word, by a prefix or suffix, an internal modification, or some other change; a word which takes its origin from a root. 3. (Mus.) A chord, not fundamental, but obtained from another by inversion; or, vice versa, a ground tone or root implied in its harmonics in an actual chord. 4. (Med.) An agent which is adapted to produce a derivation (in the medical sense). 5. (Math.) A derived function; a function obtained from a given function by a certain algebraic process. Note: Except in the mode of derivation the derivative is the same as the differential coefficient. See Differential coefficient, under Differential. 6. (Chem.) A substance so related to another substance by modification or partial substitution as to be regarded as derived from it; thus, the amido compounds are derivatives of ammonia, and the hydrocarbons are derivatives of methane, benzene, etc.

(derivatives) 1. A derivative is something which has been developed or obtained from something else. ...a poppy-seed derivative similar to heroin...N-COUNT 2. If you say that something is derivative, you are criticizing it because it is not new or original but has been developed from something else. ...their dull, derivative debut album...ADJ [disapproval]