isotone

isotone [ahy-suh-tohn] Word Origin noun Physics.

1. one of two or more atoms having an equal number of neutrons but different atomic numbers.

Origin of isotone First recorded in 1930–35; iso- + tone British Dictionary definitions for isotone isotone noun

1. one of two or more atoms of different atomic number that contain the same number of neutrons

isotone in Medicine isotone [ī′sə-tōn′] n.

1. One of two or more atoms whose nuclei have the same number of neutrons but different numbers of protons.