triquetra: Meaning and Definition of

tri•que•tra

Pronunciation: (trī-kwē'tru, -kwe'-), [key]
— n.
  1. a geometrical figure having three points, esp. one formed of three intersecting ellipses: The triquetra was often used in ancient art to symbolize a triune deity.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.