binding energy: the energy required to separate particles from a molecule or atom or nucleus; equals the mass defect
energy: (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
ebola hemorrhagic fever: a severe and often fatal disease in humans and nonhuman primates (monkeys and chimpanzees) caused by the Ebola virus; characterized by high fever and severe internal bleeding; can be spread from person to person; is largely limited to Africa