de·rive 
(dĭ-rīv)
(dĭ-rīv)v. de·rived, de·riv·ing, de·rives
v.tr.
1.
a. To obtain or receive from a source: a dance that is derived from the samba; confidence that is derived from years of experience.
b. Chemistry To produce or obtain (a compound) from another substance by chemical reaction.
2. Linguistics
a. To trace the origin or development of (a word).
b. To generate (a linguistic structure) from another structure or set of structures.
3. To arrive at by reasoning; deduce or infer: derive a conclusion from facts.
v.intr.
To be derived from a source; originate. See Synonyms at stem1.
[Middle English deriven, to be derived from, from Old French deriver, from Latin dērīvāre, to derive, draw off : dē-, de- + rīvus, stream; see rei- in the Appendix of Indo-European roots.]
de·riva·ble adj.
de·river n.