A thing with three components; a set of three things.
Any of various seabirds of the subfamily Sternidae (of the family Laridae) that are similar to gulls but are smaller and have a forked tail.
Consisting of three components; ternate, threefold, triple.
A group of three things.
An aspect of two astrological bodies when 120° apart.
Triple; threefold.
Denoting the aspect of two celestial bodies which are 120° apart.
To put in the aspect of a trine.