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.
a secret, unofficial, or informal channel of communication as used in politics or diplomacy: sensitive information passed on through a back channel. Related forms. back-channel, adjective. Examples from the Web for backchannel.