(in health care) an additional substance, treatment, or procedure used for increasing the efficacy or safety of the primary substance, treatment, or procedure or for facilitating its performance. adjunctive, adj.
power consumption Definition. The rate at which power is consumed by a device or unit (such as a building), usually expressed in kilowatt-hours, Btu/hour, or horsepower-hours.
Energy usage and energy consumption are somewhat loose terms that can be used to refer to the rate of energy usage (e.g. 10 kW) or the total amount of energy used over a specified period (e.g. 240 kWh on Feb 21st 2010).