trichotomous

The vision rippled again, and this time, there were hands holding one of the poisoned trichotomous.

Trichotomous, trī-kot′ō-mus, adj. divided into three parts, or into threes—also Trichotom′ic.—adv.

It is possible that Grey, in spite of his attention having been drawn to the bi- or trichotomous organisation of American totem kins, failed to understand the Australian system owing to the presence of an element, discovered a few years later at a point remote from the scene of Grey's researches, to which no American analogue exists.

Adj. trifid; trisected &c. v.; tripartite, trichotomous†, trisulcate†.