holohedral

American  

[hol-uh-hee-druhl, hoh-luh-] / ˌhɒl əˈhi drəl, ˌhoʊ lə- /

adjective

1. (of a crystal) having all the planes or faces required by the maximum symmetry of the system to which it belongs.

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holohedral British  

/ ˌhɒləˈhiːdrəl /

adjective

1. (of a crystal) exhibiting all the planes required for the symmetry of the crystal system

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Other Word Forms

• holohedrism noun
• holohedry noun

Etymology

Origin of holohedral

First recorded in 1830–40; holo- + -hedral

Example Sentences

The remaining simple forms are “hemihedral with parallel faces,” and from the corresponding holohedral forms two hemihedral forms, a positive and a negative, may be derived.

From Project Gutenberg

These systems, however, only represented holohedral forms, leaving the hemihedral and tetartohedral classes to be explained.

From Project Gutenberg

Combinations of holohedral tetragonal forms are shown in figs. 47-49; fig.

From Project Gutenberg