To obtain something from a specified source. She derives great satisfaction from helping others.
To trace the origin or development of a word, concept, or phenomenon. The word 'computer' is derived from the Latin word 'computare'.
To deduce or obtain (a conclusion, formula, or result) from given facts, figures, or premises by reasoning. From the experimental data, the scientists derived the formula for the new alloy.
To originate or descend from a source (used intransitively, typically followed by "from"). Many modern practices derive from ancient rituals.