tri·he·dral adjective \-ˈhē-drəl\
: having three faces <trihedral angle>
: of or relating to a trihedral angle
— trihedral noun
First Known Use of TRIHEDRAL
Learn More About TRIHEDRAL
Seen & Heard
What made you want to look up trihedral? Please tell us where you read or heard it (including the quote, if possible).