or·tho·rhom·bic 
(ôr′thō-rŏmbĭk)
(ôr′thō-rŏmbĭk)adj.
Of or relating to a crystalline structure of three mutually perpendicular axes of different length.
- substituent
- substitutability
- substitutable
- substitute
- substitution
- substitutional
- substitutionally
- substitutionary
- substitutive
- substrate
- substrative
- substratum
- substruction
- substructional
- substructural
- substructure
- subsumable
- subsume
- subsumption
- subsumptive
- subsurface
- subteen
- subtemperate
- subtenancy
- subtenant