hol·o·he·dral 
(hŏl′ə-hēdrəl, hō′lə-)
(hŏl′ə-hēdrəl, hō′lə-)adj.
Having as many planes as required for complete symmetry in a given crystal system.
- underhung
- underinsurance
- underinsured
- under/in the circumstances
- underived
- underkill
- underlaid
- underlain
- underlay
- underlay
- underlayment
- underlet
- underlie
- underline
- underling
- underlining
- underlip
- under lock and key
- underlying
- undermine
- undermodulate
- undermodulation
- undermost
- underneath
- under no circumstances