Definify.com

Webster 1913 Edition

Subtrihedral

Subˊtri-he′dral

,

Adj.

Approaching the form of a three-sided pyramid;

as, the

subtrihedral

crown of a tooth

.

Owen.

Definition 2024

subtrihedral

subtrihedral

English

Adjective

subtrihedral ‎(not comparable)

Almost trihedral.

the subtrihedral crown of a tooth

(Can we find and add a quotation of Owen to this entry?)