What does "ternion" mean?

A group of three things together; a ternary, triplet or triad.

What is a synonym for "ternion"?

Common synonyms include: triad, trio, 3, clover, deuce-ace, iii.

noun

noun ·Rare ·Advanced level

Noun

1
A group of three things together; a ternary, triplet or triad.
"disposing them into ternions of three general hierarchies"
2
the cardinal number that is the sum of one and one and one wordnet
3
A section of paper for a book containing three double leaves or twelve pages.

"disposing them into ternions of three general hierarchies"

From Latin ternio, from terni (“three each”). See tern (adjective).