A highly caffeinated, sometimes carbonated, beverage containing added ingredients advertised as increasing alertness, performance etc.

An economic problem caused by a dwindling supply of energy, at an increasing price.

The condition of a region, country or household not having enough energy resources for the needs of its population.

(physics) A natural unit of energy, equivalent to the mass energy of a Planck particle (m_Pc²) or the energy per quantum at a temperature of one Planck temperature (kT_P).

Non-polluting source of energy.

plural of energy drink

plural of energy field

mass-to-energy

(physics) Mass and energy as a unified concept. / (also spelled mass energy) The energy associated with any given mass according to special relativity, E = mc².

A mint candy with extra ingredients designed to give the consumer a burst of energy.