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- Dictionaryparticle/ˈpɑːtɪkl/
noun
- 1. a minute portion of matter: "tiny particles of dust" Similar
- 2. the least possible amount: "he agrees without hearing the least particle of evidence" Similar
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1. a. : a minute quantity or fragment. b. : a relatively small or the smallest discrete portion or amount of something. 2. archaic : a clause or article of a composition or document. 3. : any of the basic units of matter and energy (such as a molecule, atom, proton, electron, or photon) 4.
an extremely small piece of something such as dust, dirt, or sand: Dust particles must have got into the motor. If feels as though particles of sand are scratching the surface of your eyes. smoke particles. [ C ] physics specialized. an extremely small piece of matter, that together with others makes up an atom : Electrons are atomic particles.
Particles can also be used to create scientific models of even larger objects depending on their density, such as humans moving in a crowd or celestial bodies in motion. The term particle is rather general in meaning, and is refined as needed by various scientific fields. Anything that is composed of particles may be referred to as ...
Particle definition: a minute portion, piece, fragment, or amount; a tiny or very small bit. See examples of PARTICLE used in a sentence.
Nov 12, 2020 · Hidden Structure. What Is a Particle? It has been thought of as many things: a pointlike object, an excitation of a field, a speck of pure math that has cut into reality. But never has physicists’ conception of a particle changed more than it is changing now. Elementary particles are the basic stuff of the universe. They are also deeply strange.
an extremely small piece of something such as dust, dirt, or sand: Dust particles must have gotten into the motor. If feels as though particles of sand are scratching the surface of your eyes. smoke particles. [ C ] physics specialized. an extremely small piece of matter, that together with others makes up an atom : Electrons are atomic particles.
A particle is a very small piece of a solid or liquid. Dust is an aerosol of particles of any solid material. When most of the particles in water have a negative electrical charge, they tend to repel each other.
