neutron

(redirected from neutron ray)
Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to neutron ray: neutron irradiation

neutron

 [noo´tron]
an electrically neutral or uncharged particle of matter existing along with protons in the atoms of all elements except the mass 1 isotope of hydrogen.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

neu·tron (n),

(nū'tron),
An electrically neutral particle in the nuclei of all atoms (except hydrogen-1) with a mass slightly greater than that of a proton; in isolation, has a half-life of about 10.3 minutes.
[L. neuter, neither]
Farlex Partner Medical Dictionary © Farlex 2012

neutron

As defined in magnetic resonance, a neutron is an uncharged neutral particle located in the nucleus of an atom which serves as a stabiliser.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

neu·tron

(nū'tron)
An electrically neutral particle in the nuclei of all atoms (except hydrogen-1) with a mass slightly larger than that of a proton; in isolation, it breaks down to a proton and an electron with a half-life of about 10.3 minutes.
[L. neuter, neither]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

neu·tron

(nū'tron)
An electrically neutral particle in the nuclei of all atoms (except hydrogen-1) with a mass slightly larger than that of a proton; in isolation, it breaks down to a proton and an electron with a half-life of about 10.3 minutes.
[L. neuter, neither]
Medical Dictionary for the Dental Professions © Farlex 2012