tri- — three (affix)
tri-
three
Component
prefix
Greek/Latin · Shared Greek/Latin 'three' (triangle, tripod).
Used in (5)
triangle
B2
/ˈtɹaɪˌæŋɡəl/
A flat shape with three straight sides and three angles.
trio
B2
/ˈtɹioʊ/
A group of three people or things considered together.
trident
C2
/ˈtɹaɪ̯dənt/
A three-pronged spear somewhat resembling a pitchfork.
tripod
B2
/ˈtɹaɪpɑd/
a three-legged stand or support for a camera, instrument, vessel, or other object
tricycle
C2+
/ˈtraɪsɪkəl/
a three-wheeled cycle, especially one ridden by a small child