A device that accelerates electrically charged particles to extremely high speeds, for the purpose of inducing high energy reactions or producing high energy radiation.

plural of paper.

Official documents or identification, as a passport. / A collection of documents, unpublished writing or correspondence in an archive or library collection. / (Australia) cigarette papers

Third-person singular simple present indicative form of paper

present participle of paint

(countable) An illustration or artwork done with the use of paint. / (uncountable) The action of applying paint to a surface. / (uncountable) The same activity as an art form.

(physics) The concept applying to all matter and radiation, but most evident in light and particles such as the electron, that properties of waves and of particles are exhibited simultaneously

(physics) A positively charged nucleus of a helium-4 atom (consisting of two protons and two neutrons), emitted as a consequence of radioactivity; α-particle

(pathology) Complete or partial muscle paralysis of a body part, often accompanied by a loss of feeling and uncontrolled body movements such as shaking.

To paralyse, either completely or partially.