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.
In general usage principal refers to a person who plays an important role or holds a high position: Last week, there was a meeting among the principals in the deal. In legal and financial English, however, principal is often a noun (from principal person).In the law of agency, the principal is the one on whose behalf the agent acts: She attended the meeting as the agent of a principal who wished to remain anonymous.n general usage principal refers to a person who plays an important role or holds a high position: Last week, there was a meeting among the principals in the deal. In legal and financial English, however, principal is often a noun (from principal person).