'Triternate' definitions:
Definition of 'Triternate'
From: GCIDE
- Triternate \Tri*ter"nate\, a. [Pref. tri- + ternate.] (Bot.) Three times ternate; -- applied to a leaf whose petiole separates into three branches, each of which divides into three parts which each bear three leafiets. [1913 Webster]