MeSH definition : A series of radioactive elements with atomic numbers greater than 103. Current members
include Rutherfordium, atomic number 104, to and including Ununoctium, atomic number
118. All members are synthetic with short half-lives.;
MeSH synonym : Superheavy Elements; Super Heavy Elements; Transactinides; Transactinide Elements;
Wikipedia link : https://en.wikipedia.org/wiki/Transactinides;
A series of radioactive elements with atomic numbers greater than 103. Current members
include Rutherfordium, atomic number 104, to and including Ununoctium, atomic number
118. All members are synthetic with short half-lives.
Allowable qualifiers