hexad
the number six.
a group or series of six.
Origin of hexad
1Other words from hexad
- hex·ad·ic, adjective
Words Nearby hexad
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use hexad in a sentence
This is the hexad axis or hexagonal axis, for which the angle of rotation is 60, or one-sixth of 360.
Perpendicular to the hexad axis are six dyad axes of two kinds and each perpendicular to a vertical plane of symmetry.
In crystals of this division of the hexagonal system the principal axis is a hexad axis of symmetry.
Here there is a plane of symmetry perpendicular to the hexad axis; there is also a centre of symmetry.
The hexad axis is uniterminal and all the forms are open forms.
British Dictionary definitions for hexad
/ (ˈhɛksæd) /
a group or series of six
the number or sum of six
Origin of hexad
1Derived forms of hexad
- hexadic, adjective
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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