macropinacoid — noun One of the two planes of an orthorhombic crystal which are parallel to the vertical and longer lateral (macrodiagonal) axes … Wiktionary
macropinacoid — mac·ro·pinacoid … English syllables
macropinacoid — … Useful english dictionary
Macroprism — Mac ro*prism, n. [Macro + prism.] (Crystallog.) A prism of an orthorhombic crystal between the macropinacoid and the unit prism; the corresponding pyramids are called macropyramids. [1913 Webster] … The Collaborative International Dictionary of English
macroprism — noun A prism of an orthorhombic crystal between the macropinacoid and the unit prism; the corresponding pyramids are called macropyramids … Wiktionary
macropinacoidal — adjective see macropinacoid … Useful english dictionary