hemihedral

[ hem-i-hee-druhl ]

/ ˌhɛm ɪˈhi drəl /

adjective

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

Origin of hemihedral

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

OTHER WORDS FROM hemihedral

hem·i·he·dral·ly, adverb

Words nearby hemihedral

hemiglobin, hemiglossectomy, hemiglossitis, hemignathia, hemi-head, hemihedral, hemihidrosis, hemihydrate, hemihypalgesia, hemihyperesthesia, hemihyperidrosis

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for hemihedral

The occurrence of hemihedral faces was considered by Pasteur to be a sufficient criterion for an optically active substance.
The Phase Rule and Its Applications|Alexander Findlay
In this way a mixture of the two asparagines was obtained, which were separated by picking out the hemihedral crystals.
Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7|Various
These systems, however, only represented holohedral forms, leaving the hemihedral and tetartohedral classes to be explained.
Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7|Various
In this species the hemihedral variety, Hemiaspis, often occurs.
Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)|Ernst Haeckel

It may be considered as the hemihedral form of the ditetragonal bipyramid.
Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7|Various

British Dictionary definitions for hemihedral

hemihedral

/ (ˌhɛmɪˈhiːdrəl) /

adjective

(of a crystal) exhibiting only half the number of planes necessary for complete symmetry

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	hemihedral
释义	hemihedral [ hem-i-hee-druhl ] / ˌhɛm ɪˈhi drəl / adjective (of a crystal) having only half the planes or faces required by the maximum symmetry of the system to which it belongs. Origin of hemihedral First recorded in 1830–40; hemi- + -hedral OTHER WORDS FROM hemihedral hem·i·he·dral·ly, adverb Words nearby hemihedral hemiglobin, hemiglossectomy, hemiglossitis, hemignathia, hemi-head, hemihedral, hemihidrosis, hemihydrate, hemihypalgesia, hemihyperesthesia, hemihyperidrosis Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for hemihedral The occurrence of hemihedral faces was considered by Pasteur to be a sufficient criterion for an optically active substance. The Phase Rule and Its Applications\|Alexander Findlay In this way a mixture of the two asparagines was obtained, which were separated by picking out the hemihedral crystals. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7\|Various These systems, however, only represented holohedral forms, leaving the hemihedral and tetartohedral classes to be explained. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7\|Various In this species the hemihedral variety, Hemiaspis, often occurs. Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)\|Ernst Haeckel It may be considered as the hemihedral form of the ditetragonal bipyramid. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7\|Various British Dictionary definitions for hemihedral hemihedral / (ˌhɛmɪˈhiːdrəl) / adjective (of a crystal) exhibiting only half the number of planes necessary for complete symmetry Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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