quantum mechanics

noun, plural in form but singular or plural in construction

Definition of quantum mechanics

:a theory of matter that is based on the concept of the possession of wave properties by elementary particles, that affords a mathematical interpretation of the structure and interactions of matter on the basis of these properties, and that incorporates within it quantum theory and the uncertainty principle called also wave mechanics

quantum mechanical

adjective

quantum mechanically

adverb

Recent Examples of quantum mechanics from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quantum mechanics.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of quantum mechanics

1922


QUANTUM MECHANICS Defined for English Language Learners

quantum mechanics

noun

Definition of quantum mechanics for English Language Learners

  • physics : a branch of physics that deals with the structure and behavior of very small pieces of matter


Medical Dictionary

quantum mechanics

noun plural but singular or plural in construction

medical Definition of quantum mechanics

:a theory of matter that is based on the concept of the possession of wave properties by elementary particles, that affords a mathematical interpretation of the structure and interactions of matter on the basis of these properties, and that incorporates within it quantum theory and the uncertainty principle called also wave mechanics

quantum mechanical

adjective

quantum mechanically

adverb

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