The Significance and Meaning of Peace Definition of Peace. The word for peace is eirhnh. It apparently comes from eirw which means âto join.â It means a state of untroubled tranquillity, a state without war or dividing factions or enmity. It refers to a state of harmony and well being.
physics - Computer Definition. The science of matter and energy, and their properties and interactions in fields including mechanics, acoustics, optics, heat, electricity, magnetism, radiation, and atomic and nuclear science. Physics is the science of how things work.
Physics. the capacity to do work; the property of a system that diminishes when the system does work on any other system, by an amount equal to the work so done; potential energy. Symbol: E. 9. any source of usable power, as fossil fuel, electricity, or solar radiation.