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Audio English.org » Dictionary » Q » Quadruple Time ... Quantum Theory

QUANTUM (quanta)

Pronunciation (US): 

 Dictionary entry overview: What does quantum mean? 

QUANTUM (noun)
  The noun QUANTUM has 2 senses:

1. a discrete amount of something that is analogous to the quantum in quantum theory
2. (physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory)

  Familiarity information: QUANTUM used as a noun is rare.


 Dictionary entry details 


QUANTUM (noun)


Sense 1quantum [BACK TO TOP]

Meaning:

A discrete amount of something that is analogous to the quantum in quantum theory

Classified under:

Nouns denoting cognitive processes and contents

Hypernyms ("quantum" is a kind of...):

quantity (something that has a magnitude and can be represented in mathematical expressions by a constant or a variable)


Sense 2quantum [BACK TO TOP]

Meaning:

(physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory)

Classified under:

Nouns denoting cognitive processes and contents

Hypernyms ("quantum" is a kind of...):

amount; measure; quantity (how much there is of something that you can quantify)

Domain category:

natural philosophy; physical science; physics (the science of matter and energy and their interactions)

Hyponyms (each of the following is a kind of "quantum"):

quasiparticle (a quantum of energy (in a crystal lattice or other system) that has position and momentum and can in some respects be regarded as a particle)


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