âAdaptable ballastâ is a term NLPIP uses to describe an electronic ballast with special circuitry that enables it to operate multiple lamp types, operate different quantities of lamps, and/or operate on multiple input voltages.
Full Definition of PRINCIPLE. 1. a: a comprehensive and fundamental law, doctrine, or assumption b (1) : a rule or code of conduct c: the laws or facts of nature underlying the working of an artificial device. 2. : a primary source: origin. 3. b: an ingredient (as a chemical) that exhibits or imparts a characteristic quality. 4.
n. 1. a standard or rule of personal conduct: a man of principle. 2. (often plural) a set of such moral rules: he'd stoop to anything; he has no principles. 3. adherence to such a moral code; morality: it's not the money but the principle of the thing; torn between principle and expediency.