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physics

noun

Simple meaning

The science of matter and energy and their interactions.

Pronunciation

Say it like this:

fiziks

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US device voice
IPA pronunciation (US)

ˈfɪzɪks

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. The science of matter and energy and their interactions

  2. The physical aspects of a phenomenon or a system, especially those examined or studied scientifically.

Word at a Glance

Difficulty
A1 · Beginner (estimated)
Frequency
Common
Typical Use
General English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: The physical aspects of a phenomenon or a system, especially those examined or studied scientifically.

Used this way, physics is a specialist word that usually carries little praise or criticism of its own. It turns up most in technical or specialist writing contexts.

Emotional tone
Neutral
Formality
Specialist/technical
Intensity
Not strongly marked
How common
Specialized
Connotation
Clinical and technical
Usage feel
Technical and specialized

Where it naturally appears

  • Technical/specialist writing

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use physics

  • “He studied the physics of radiation.”noun
  • “His favorite subject was physics.”noun

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Common Patterns and Combinations

How this word naturally appears with others.

theoretical physicsquantum physicsparticle physicsphysics departmentphysics laboratoryapplied physicsstate physicsmathematical physics

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Word Family

Related forms, grouped by how they connect.

Word family

Words built from the same root.

  • physicistnounPerson or profession

    A scientist trained in physics.

  • physicaladjectiveDerived adjective

    Involving the body as distinguished from the mind or spirit.

  • physicallyadverbDerived adverb

    In accord with physical laws.

Compound terms

Established multiword terms.

  • physics departmentnounCompound term

    The academic department responsible for teaching and research in physics.

  • physics labnounCompound term

    A laboratory for research in physics.

  • physics laboratorynounCompound term

    A laboratory for research in physics.

  • particle physicsnounCompound term

    The branch of physics that studies subatomic particles and their interactions.

  • plasma physicsnounCompound term

    The branch of physics concerned with matter in its plasma phase.

  • quantum physicsnounCompound term

    The branch of physics based on quantum theory.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.