Thesaurus
Translate
Puzzles & Games
Word of the Day
Blog
Slideshows
Apps by Dictionary
My Account
Log Out
Log In
follow Dictionary.com
Dictionary
Thesaurus
Translate
More...
Our Blog
Daily Crossword
Crossword Solver
Is irregardless a word?
Favorite Button
CITE
Translate
Facebook
Share
Twitter
Tweet
Google+
Share
symmetry class
Word Origin
noun
,
Crystallography
1.
point group
.
point group
noun
,
Crystallography
1.
a class of crystals determined by a combination of their symmetry elements, all crystals left unchanged by a given set of symmetry elements being placed in the same class.
Expand
Also called
symmetry class
.
Origin of
point group
Expand
1900-1905
1900-05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
British Dictionary definitions for
symmetry class
Expand
point group
noun
1.
(
crystallog
)
another term for
crystal class
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
Cite This Source
Discover our greatest slideshows
Penny-farthings to Panniers: 7...
Speak with Savoir-faire: 10 French...
A Wordy Look at Inside Out's 5...
Seven Wacky Words Born in the USA
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
Apostrophes 101
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Difficulty index for
symmetry class
Few English speakers likely know this word
Word Value for
symmetry
18
18
Scrabble
Words With Friends
Nearby words for symmetry class
symmetallism
symmetrel
symmetric
symmetric difference
symmetric function
symmetric group
symmetric key cryptography
symmetric lisp
symmetric matrix
symmetric multiprocessing
symmetric multiprocessor
symmetrical
symmetrical gangrene
symmetrically
symmetricalness
symmetricalness'
symmetricalness's
symmetricalnesses
symmetricalnesses'
symmetrize
symmetry
symmetry axis of rotary inversion
symmetry axis of rotation
symmetry axis rotary inversion
symmetry axis rotation
symmetry class
symmetry class'
symmetry class's
symmetry classes
symmetry classes'
symmetry element
symmetry plane
symmetry-axis-of-rotary-inversion
symmetry-axis-of-rotation
symmetry-axis-rotary-inversion
symmetry-axis-rotation
symmetry-class
symmetry-class'
symmetry-classes
symmetry-classes'
symonds
symons
sympath-
sympathectomy
sympathetectomy
sympathetic
sympathetic amine
sympathetic contact
sympathetic ganglia
sympathetic imbalance
sympathetic ink