holohedral crystal

См. также в других словарях:

• holohedral — [häl΄ō hē′drəl, hō΄ləhē′drəl] adj. [ HOLO + HEDRAL] having the full number of planes required for complete symmetry: said of a crystal …   English World dictionary

• holohedral — adjective Date: 1837 of a crystal having all the faces required by complete symmetry compare hemihedral, tetartohedral …   New Collegiate Dictionary

• holohedral — holohedry, holohedrism, n. /hol euh hee dreuhl, hoh leuh /, adj. (of a crystal) having all the planes or faces required by the maximum symmetry of the system to which it belongs. [1830 40; HOLO + HEDRAL] * * * …   Universalium

• holohedral — /hɒləˈhidrəl/ (say holuh heedruhl) adjective (of a crystal) having all the planes or faces required by the maximum symmetry of the system to which it belongs. {holo + Greek hedra seat, base + al1} –holohedrism, noun …  

• holohedral — adj. Crystallog. having the full number of planes required by the symmetry of a crystal system …   Useful english dictionary

• Cubic crystal system — A rock containing three crystals of pyrite (FeS2). The crystal structure of pyrite is simple cubic, and this is reflected in the cubic symmetry of its natural crystal facets …   Wikipedia

• holohedron — ˌ ̷ ̷ ̷ ̷ˈhēdrən noun (plural holohedrons or holohedra) Etymology: New Latin, from hol + hedron : a holohedral crystal form * * * holohēˈdron noun A geometrical form possessing this property • • • …   Useful english dictionary

• hol|o|he|dral — «HOL uh HEE druhl, HOH luh », adjective. having the full number of planes required by the maximum symmetry: »a holohedral crystal. ╂[< holo + Greek hédra base + English al1] …   Useful english dictionary

• hol|o|he|dron — «HOL uh HEE druhn, HOH luh », noun, plural drons, dra « druh». a holohedral crystal or form …   Useful english dictionary

• hemihedral — adjective Etymology: hemi + hedron Date: 1837 of a crystal having half the faces required by complete symmetry compare holohedral, tetartohedral …   New Collegiate Dictionary

• tetartohedral — adjective Etymology: Greek tetartos fourth; akin to Greek tettares four more at four Date: circa 1858 of a crystal having one fourth the number of planes required by complete symmetry compare hemihedral, holohedral …   New Collegiate Dictionary