The Collaborative International Dictionary
Triparted
Triparted \Tri"part`ed\, a. [Pref. tri- + parted.]
(Her.) Parted into three piece; having three parts or pieces; -- said of the field or of a bearing; as, a cross triparted.
(Bot.) Divided nearly to the base into three segments or lobes.
Wiktionary
triparted
a. 1 (context heraldry English) Parted into three pieces. 2 (context botany English) divide nearly to the base into three segments or lobes.