tetartohedral
adjective
te·tar·to·he·dral te-ˌtär-tə-ˈhē-drəl 
of a crystal
: having one fourth the number of planes required by complete symmetry compare hemihedral, holohedral
Word History
Etymology
Greek tetartos fourth; akin to Greek tettares four — more at four
First Known Use
circa 1858, in the meaning defined above
- electrodepositing
- electrodeposition
- electrodepositions
- electrodeposits
- electrodermal
- electrodes
- electrodesiccation
- electrodesiccations
- electrodialyses
- electrodialysis
- electrodialytic
- electrodisintegration
- electrodotic
- electrodynamic
- electrodynamic speaker
- electrodynamicly
- electrodynamics
- electrodynamometer
- electrodynamometers
- electroed
- electroencephalogram
- electroencephalograms
- electroencephalograph
- electroencephalographer
- electroencephalographers