UniverseAll of space and time and its contents
Definitions:
All existing matter and space considered as a whole; the cosmos
QuantumThe smallest amount of many forms of physical quantities
Definitions:
A discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents.
RelativityThe dependence of various physical phenomena on relative motion of the observer and the observed objects
Definitions:
The state of being dependent for existence on or determined in nature, value, or quality by relation to something else.
CosmologyThe science of the origin and development of the universe
Definitions:
The science of the origin and evolution of the universe.
MultiverseThe hypothetical set of infinite or finite possible universes
Definitions:
A hypothetical space or realm consisting of a number of universes, of which our own universe is only one.