definitions
  • synonyms

rigid

[ rij-id ]
/ ˈrɪdʒ ɪd /
|

adjective

Nearby words

rightward, rightwardly, rightwards, righty, rigi, rigid, rigid designator, rigid frame, rigid motion, rigidify, rigidity

Origin of rigid

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

British Dictionary definitions for unrigid

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

Word Origin and History for unrigid

rigid


adj.

early 15c., from Latin rigidus "hard, stiff, rough, severe," from rigere "be stiff," from PIE *reig- "stretch (tight), bind tightly, make fast" (cf. Old Irish riag "torture," Middle High German ric "band, string"). Related: Rigidly.

Online Etymology Dictionary, © 2010 Douglas Harper