noun, plural quan·ta [kwon-tuh] /ˈkwɒn tə/.
- the smallest quantity of radiant energy, equal to Planck's constant times the frequency of the associated radiation.
- the fundamental unit of a quantized physical magnitude, as angular momentum.
QUIZ TIME: TEST YOUR MEMORY OF THE MAY 2020 WORDS OF THE DAY
Origin of quantum
Words nearby quantum
Definition for quantum (2 of 2)
Example sentences from the Web for quantum
He majored in mathematical physics, studying mind-bending theories of quantum mechanics and partial differential equations.
Weird as the theory is, invoking “quantum physics” is not an escape clause from obeying physical laws.Dear NASA: Fuel-Free Rocket Thruster Is Literally Too Good to Be True|Matthew R. Francis|August 4, 2014|DAILY BEAST
Each type of atom and molecule has its own unique spectrum, according to the rules of quantum mechanics.
Which is why it continues to go forward, even as the odds for success dip to the quantum level.
And they wield unheard of computing power; they manage to harness the immense amounts of information inherent in quantum waves.The Big Idea: Werner Loewenstein’s ‘Physics in Mind’|Werner Loewenstein|February 8, 2013|DAILY BEAST
Nor is Quantum ever more or less Quantum; it does not admit of degree.Aristotle|George Grote
Men wish to have, when they seek money, a quantum of value in highly saleable form.The Value of Money|Benjamin M. Anderson, Jr.
As to the quantum of the price, that is altogether immaterial, unless there has been fraud in the transaction.'Secrets of the Late Rebellion|J. R. Freese
So then Bar Hhasdai was sent for; and he advised change of air and quantum sufficit of generous red wine well spiced.The Duchess of Trajetto|Anne Manning
It was the principle that united the Colonies to oppose it, not the quantum of the tax.Novanglus, and Massachusettensis|John Adams
British Dictionary definitions for quantum
noun plural -ta (-tə)
- the smallest quantity of some physical property, such as energy, that a system can possess according to the quantum theory
- a particle with such a unit of energy