involving, participated in, or made by three parties:
a tripartite treaty signed by Argentina, Brazil, and Chile.
3.
Botany. divided into three parts.
Origin
1375-1425;late Middle English < Latintripartītus divided into three parts, equivalent to tri-tri- + partītus, past participle of partīre to divide. See part, -ite2
British Dictionary definitions for tripartite
tripartite
/traɪˈpɑːtaɪt/
adjective
1.
divided into or composed of three parts
2.
involving three participants
3.
(esp of leaves) consisting of three parts formed by divisions extending almost to the base
Derived Forms
tripartitely, adverb
Word Origin and History for tripartite
adj.
early 15c., "divided in three," from Latin tripartitus "divided into three parts," from tri- "three" (see three) + partitus, past participle of partiri "to divide" (see part (v.)).