Definition of trinities:
(n) :
A group or set of three people or things; three things combined into one.
(n) :
The state of being three; independence of three things; things divided into three.
(n) :
(Christianity) In Christian belief, the three persons of the Godhead: the Father, Son, and Holy Spirit.
(n) :
A female given name from English used since the 1970s, from the religious term trinity, or translated from its long-established Spanish equivalent.
(n) :
A male given name.
(n) :
The world's first nuclear explosion: a nuclear test on July 16, 1945, in New Mexico.