derived
 派生的
 derived
 導出
 De·rive v. t. [imp. & p. p. Derived p. pr. & vb. n. Deriving.]
 1. To turn the course of, as water; to divert and distribute into subordinate channels; to diffuse; to communicate; to transmit; -- followed by to, into, on, upon. [Obs.]
    For fear it [water] choke up the pits . . . they [the workman] derive it by other drains.   --Holland.
    Her due loves derived to that vile witch's share.   --Spenser.
    Derived to us by tradition from Adam to Noah.   --Jer. Taylor.
 2. To receive, as from a source or origin; to obtain by descent or by transmission; to draw; to deduce; -- followed by from.
 3. To trace the origin, descent, or derivation of; to recognize transmission of; as, he derives this word from the Anglo-Saxon.
    From these two causes . . . an ancient set of physicians derived all diseases.   --Arbuthnot.
 4. Chem. To obtain one substance from another by actual or theoretical substitution; as, to derive an organic acid from its corresponding hydrocarbon.
 Syn: -- To trace; deduce; infer.
 derived
      adj 1: determined by mathematical computation; "the calculated
             velocity of a bullet"; "a derived value" [syn: calculated]
      2: formed or developed from something else; not original; "the
         belief that classes and organizations are secondary and
         derived"- John Dewey [ant: underived]