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particle British & World English

A minute portion of matter

particle English Thesaurus

minute particles of rock

particle New Oxford Dictionary for Writers & Editors

word used with a verb to make a phrasal verb

W particle British & World English

A heavy charged elementary particle considered to transmit the weak interaction between other elementary particles

Z particle British & World English

A heavy uncharged elementary particle considered to transmit the weak interaction between other elementary particles

beta particle British & World English

A fast-moving electron emitted by radioactive decay of substances (originally regarded as rays)

God particle British & World English

An informal name for the Higgs boson or particle (see Higgs boson)

particle beam British & World English

A concentrated stream of subatomic particles, generated in order to cause collisions between particles that will shed new light on their nature and structure

alpha particle British & World English

A helium nucleus emitted by some radioactive substances, originally regarded as a ray

particle board British & World English

Another term for chipboard.

nobiliary particle British & World English

A preposition forming part of a title of the nobility (e.g. French de, German von)

particle physics British & World English

The branch of physics that deals with the properties, relationships, and interactions of subatomic particles

strange particle British & World English

A subatomic particle classified as having a non-zero value for strangeness

nobiliary particle New Oxford Dictionary for Writers & Editors

preposition forming part of a title of the nobility, e.g. French de or German von

fundamental particle British & World English

Another term for elementary particle.

particle accelerator British & World English

An apparatus for accelerating subatomic particles to high velocities by means of electric or electromagnetic fields. The accelerated particles are generally made to collide with other particles, either as a research technique or for the generation of high-energy X-rays and gamma rays

tau particle in tau British & World English

An unstable subatomic particle of the lepton class, with a charge of −1 and a mass roughly 3,500 times that of the electron

antiparticle British & World English

A subatomic particle having the same mass as a given particle but opposite electric or magnetic properties. Every kind of subatomic particle has a corresponding antiparticle, e.g. the positron has the same mass as the electron but an equal and opposite charge

nanoparticle British & World English

A nanoscale particle

Higgs boson British & World English

A subatomic particle whose existence is predicted by the theory which unified the weak and electromagnetic interactions

Higgs particle in Higgs boson British & World English

A subatomic particle whose existence is predicted by the theory which unified the weak and electromagnetic interactions

upsilon particle in upsilon British & World English

A meson thought to contain a b quark bound to its antiparticle, produced in particle accelerators

subatomic in particle British & World English

Any of numerous subatomic constituents of the physical world that interact with each other, including electrons, neutrinos, photons, and alpha particles

elementary particle in particle British & World English

Any of numerous subatomic constituents of the physical world that interact with each other, including electrons, neutrinos, photons, and alpha particles