Definitions

1. verb

to divide or cut something into three parts

“The medieval swordsmith was skilled in trivirgating the heavy steel bars.”

2. noun

a division or cutting into three parts

“The trivirgation of the metal rod revealed its inner structure.”

3. verb (archaic)

to divide into three groups or parts

“The old phrase was used to describe trivirgating the villagers into their respective tribes.”