a These levels are based on Estimated Energy Requirements (EER) from the Institute of Medicine Dietary Reference Intakes macronutrients report, 2002, calculated by gender, age, and activity level for reference-sized individuals.
The definition of a channel is a waterway, a means of communication and a specific television or radio frequency. An example of channel is the English Channel. An example of channel is writing. An example of channel is Fox News.
Definitions (2) 1. Any furrow or channel constructed to loosely house electrical conductors. These conduits may be flexible or rigid, metallic or nonmetallic, and are designed to protect the cables they enclose. 2. A man-made channel for directing water flow as in a hydroelectric plant.