Defn: Approaching the form of a three-sided pyramid; as, the subtrihedral crown of a tooth. Owen.

SUBTRIPLE
Sub*tri"ple, a. (Math.)

Defn: Containing a third, or one part to three. Bp. Wilkins.

SUBTRIPLICATE
Sub*trip"li*cate, a. (Math.)

Defn: Expressed by the cube root; — said especially of ratios. Subtriplicate ratio, the ratio of the cube root; thus, the subtriplicate ratio of a to b is cube roota to cube rootb, or cube roota/b.

SUBTROPICAL
Sub*trop"ic*al, a.

Defn: Nearly tropical.

SUBTRUDE
Sub*trude", v. t. [imp. & p. p. Subtruded; p. pr. & vb. n.
Subtruding.] Etym: [Pref. sub- + L. trudere to thrust.]

Defn: To place under; to insert. [R.]

SUBTURRICULATE
Sub`tur*ric"u*late, a. (Zoöl.)