- stiff or unyielding; not pliant or flexible; hard: a rigid strip of metal.
- firmly fixed or set.
- inflexible, strict, or severe: a rigid disciplinarian; rigid rules of social behavior.
- exacting; thorough; rigorous: a rigid examination.
- so as to meet precise standards; stringent: lenses ground to rigid specifications.
- Mechanics. of, relating to, or noting a body in which the distance between any pair of points remains fixed under all forces; having infinite values for its shear modulus, bulk modulus, and Young's modulus.
- (of an airship or dirigible) having a form maintained by a stiff, unyielding structure contained within the envelope.
- pertaining to a helicopter rotor that is held fixedly at its root.
Origin of rigid
Synonyms for rigidSee more synonyms for on Thesaurus.com
Antonyms for rigid
Related Words for rigidlystrongly, thoroughly, rigidly, tightly, soundly, securely, solidly, unassailably, hard, constantly, firmly, fixedly, fast, inflexibly, solid, steadily, substantially, tight, enduringly, stably
Examples from the Web for rigidly
Contemporary Examples of rigidly
You rigidly avoid any food you deem to be “unhealthy,” such as those containing fat, preservatives, additives or animal products.Orthorexia: When Healthy Eating Becomes an Obsession
October 25, 2014
One of the admirable things about Secretary of State John Kerry being his rigidly logical mind.PJ O’Rourke on Putin’s Crimea for Help
P. J. O’Rourke
March 7, 2014
Their voices amplified by PA systems, the protests' leaders exhort their audiences with rigidly ideological slogans.Twin Protests
November 16, 2012
High-minded pursuits dovetail with rigidly disciplining your body.The Stars Predict Your Week
Starsky + Cox
October 29, 2011
Historical Examples of rigidly
His first duty is to rigidly keep his trust in its entirety.Reflections
Francois Duc De La Rochefoucauld
He swung it rigidly with the rotary and menacing action of a slinger: the 14-lb.End of the Tether
She moved her rigidly set face from left to right, negatively.Under Western Eyes
I have said now what I rigidly promised Sally not to mention when I came in here.Tony Butler
Charles James Lever
Slade had been peering sideways at the rigidly posed Carmena.Bloom of Cactus
Robert Ames Bennet
- not bending; physically inflexible or stiffa rigid piece of plastic
- unbending; rigorously strict; severerigid rules
- completely or excessivelythe lecture bored him rigid
Word Origin for rigid
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.