TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

NEUTRON [2 records]

Record 1 2020-03-09

English

Subject field(s)
  • Atomic Physics
  • Chemistry
DEF

A subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.

OBS

neutron: designation officially approved by the Lexicon Project Committee (New Brunswick).

French

Domaine(s)
  • Physique atomique
  • Chimie
DEF

[...] particule neutre qui compose le noyau des atomes avec les protons.

OBS

neutron : désignation uniformisée par le Comité du projet de lexiques (Nouveau-Brunswick).

Spanish

Campo(s) temático(s)
  • Física atómica
  • Química
DEF

Nucleón cuya carga eléctrica es nula.

OBS

Su masa en reposo es 1.00136 veces la del protón. Interviene en la constitución de los núcleos atómicos y es inestable fuera de ellos, con una vida media de 1 010 [más o menos] 30 segundos, dando lugar a un protón, un electrón y un antineutrino.

PHR

neutrón epitérmico, neutrón intermediario, neutrón rápido, neutrón térmico

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Record 2 - external organization data 2014-10-30

English

Subject field(s)
  • Compartment - Canadian Nuclear Safety Commission
  • Atomic Physics
  • Chemistry
DEF

An uncharged elementary particle with a mass slightly greater than that of the proton, and found in the nucleus of every atom heavier than hydrogen.

PHR

Neutron absorption, capture, source.

French

Domaine(s)
  • Tiroir - Commission canadienne de sûreté nucléaire
  • Physique atomique
  • Chimie
DEF

Particule élémentaire dépourvue de charge électrique.

CONT

Un neutron libre se transforme spontanément en un proton, un électron et un antineutrino, avec une demi-vie de 13 minutes.

OBS

C'est, comme le proton, un nucléon, constituant des noyaux atomiques.

PHR

Absorption, capture, source de neutrons.

Spanish

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