In biology and botany it means divide or branching into three parts. Trifurcating. In theology it is considered that the man is divided in body, soul and spirit. In mathematics, applied the law of Trichotomy. In philosophy it is set or events can be classified into three aspects or ways. Divided or separated between three (agent, patient, Act), event (conception, judgment, reasoning), intellectual aspects in communication (sender, message, receiver). Establish trios or triads. In medicine it is shaving the pubic hair in preparation for surgery patients.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list