de|riv´er

de|rive «dih RYV», verb, -rived, -riv|ing.

–v.t.

1. to obtain from a source or origin; get; receive: »

He derives much pleasure from reading adventure stories.

2. to trace (a word, custom, or title) from or to a source or origin: »

The word “December” is derived from the Latin word “decem,” which means “ten.”

3. to obtain by reasoning; deduce.

4. to obtain (a chemical substance) from another by substituting a different element.

5. Obsolete. to lead; bring; direct.

–v.i.

to come from a source or origin; originate: »

This story derives from an old legend.

╂[< Old French deriver, learned borrowing from Latin dērīvāre lead off, draw off (water) < dē- off + rīvus stream]

–de|riv´er, noun.