point group

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noun Crystallography.

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.

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Also called symmetry class.

Origin of point group

First recorded in 1900–05

Words nearby point group

point epidemic, pointer, Pointers, point estimate, point estimation, point group, point guard, pointillage, pointillé, pointillism, pointillistic

How to use point group in a sentence

Before anti-vaxxers, there were anti-fluoriders: a group who spread fear about the anti-tooth decay agent added to drinking water.
Anti-Fluoriders Are The OG Anti-Vaxxers|Michael Schulson|July 27, 2016|DAILY BEAST
The citizens of Stevens Point defeated fluoridation by a healthy margin.
Anti-Fluoriders Are The OG Anti-Vaxxers|Michael Schulson|July 27, 2016|DAILY BEAST
Deep, situational, and emotional jokes based on what is relevant and has a POINT!
Trolls and Martyrdom: Je Ne Suis Pas Charlie|Arthur Chu|January 9, 2015|DAILY BEAST
To borrow an old right-wing talking point, these people are angry no matter what we do.
Harry Shearer on The Dangerous Business of Satire|Lloyd Grove|January 8, 2015|DAILY BEAST

Asian-Americans are a group of persuadable swing voters, growing faster than any other group in America today.
Asian-Americans Are The New Florida|Tim Mak|January 8, 2015|DAILY BEAST
This is the first and principal point at which we can stanch the wastage of teaching energy that now goes on.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
His also was the intellectual point of view, and the intellectual interest in knowledge and its deductions.
The Mediaeval Mind (Volume II of II)|Henry Osborn Taylor
Judged from this point of view only, the elasticity provided by the new law is doubtless adequate.
Readings in Money and Banking|Chester Arthur Phillips
That is the only point in which one sees Liszt's sense of his own greatness; otherwise his manner is remarkably unassuming.
Music-Study in Germany|Amy Fay
When we speak against one capital vice, we ought to speak against its opposite; the middle betwixt both is the point for virtue.
Pearls of Thought|Maturin M. Ballou

British Dictionary definitions for point group

point group

noun

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