rigid

[ rij-id ]
/ ˈrɪdʒ ɪd /

adjective

Origin of rigid

1530–40; < Latin rigidus, equivalent to rig(ēre) to be stiff, stiffen + -idus -id4
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rigidity

British Dictionary definitions for rigidity

rigid

/ (ˈrɪdʒɪd) /

adjective

not bending; physically inflexible or stiffa rigid piece of plastic
unbending; rigorously strict; severerigid rules

adverb

completely or excessivelythe lecture bored him rigid
Derived Formsrigidly, adverbrigidity or rigidness, noun

Word Origin for rigid

C16: from Latin rigidus, from rigēre to be stiff
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

Medicine definitions for rigidity

rigidity

[ rĭ-jĭdĭ-tē ]

n.

The quality or state of stiffness or inflexibility.rigor
An aspect of the personality characterized by resistance to change.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.