Word Study
trichotomous
CIDE DICTIONARY
trichotomous, a. [See Trichotomy.].
Divided into three parts, or into threes; three-forked; as, a trichotomous stem. Martyn. [1913 Webster]
ROGET THESAURUS
trichotomous
Trisection
N trisection, tripartition, trichotomy, third, third part, trifid, trisected, tripartite, trichotomous, trisulcate, Triadelphous, triangular, tricuspid, tricapsular, tridental, tridentate, tridentiferous, trifoliate, trifurcate, trigonal, trigrammic, trigrammatic, tripetalous, tripodal, tripodic, triquetral, triquetrous.For further exploring for "trichotomous" in Webster Dictionary Online