trine
1. trine \'tri-n\ aj [ME, fr. MF trin, fr. L trinus, back-formation fr. trini thre]e each; akin to L tres three - more at THREE 1: THREEFOLD, TRIPLE 2: of, relating to, or being the favorable astrological aspect of two heav enly bodies 120 degrees apart 2. trine n 1a: a group of three : TRIAD cap 1b: TRINITY 2: the trine astrological aspect of two heavenly bodies