2,000 Calories a day is used for general nutrition advice, but calorie needs vary. Dunkin' Donuts has made a reasonable effort to provide nutritional and ingredient information based upon standard product formulations and following the FDA guidelines using formulation and nutrition labeling software.
Definition of system for English Language Learners. : 1  a group of related parts that move or work together. : 2  a body of a person or animal thought of as an entire group of parts that work together. : 3  a group of organs that work together to perform an important function of the body.
system. 1  an assemblage or combination of things or parts forming a complex or unitary whole: a mountain system; a railroad system. 2  any assemblage or set of correlated members: a system of currency; a system of shorthand characters.