Definitions for quantumˈkwɒn təm
Random House Webster's College Dictionary
quan•tumˈkwɒn təm(n.; adj.)(pl.)-ta
(n.)quantity or amount:
the least quantum of evidence.
a large quantity.
the smallest excitation of a quantized wave or field, as a photon or phonon. the fundamental unit of a quantized physical property, as angular momentum, and the smallest amount by which its magnitude can change.
(adj.)sudden and significant:
a quantum increase in productivity.
Category: Common Vocabulary
Origin of quantum:
1610–20; L quantus how much
a discrete amount of something that is analogous to the quantities in quantum theory
(physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory)
The total amount of something; quantity.
The amount or quantity observably present, or available.
The smallest possible, and therefore indivisible, unit of a given quantity or quantifiable phenomenon.
Of a change, sudden or discrete, without intermediate stages.
Of a change, significant.
Relating to a quantum computer
Origin: From quantum, noun use of neuter form of quantus.
a definite portion of a manifoldness, limited by a mark or by a boundary