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.
âPrincipalâ or âprincipleâ? The words principle and principal are pronounced in the same way but they do not have the same meaning. Principle is normally used as a noun meaning âa fundamental basis of a system of thought or beliefâ, as in: This is one of the basic principles of democracy. Principal, on the other hand, is normally an adjective meaning âmain or most importantâ, as in: one of the countryâs principal cities.