Definition of rigid
1a : deficient in or devoid of flexibility <rigid price controls> <a rigid bar of metal>b : appearing stiff and unyielding <his face rigid with pain>
2a : inflexibly set in opinionb : strictly observed <adheres to a rigid schedule>
3 : firmly inflexible rather than lax or indulgent <a rigid disciplinarian>
4 : precise and accurate in procedure <rigid control of the manufacturing process>
5 of an airship : having the outer shape maintained by a fixed framework
Examples of rigid in a sentence
The patient's legs were rigid.
He is a rigid disciplinarian.
Origin and Etymology of rigid
Middle English rigide, from Latin rigidus, from rigēre to be stiff
First Known Use: 15th century
Synonym Discussion of rigid
synonyms see in addition stiff
RIGID Defined for English Language Learners
Definition of rigid for English Language Learners
: not able to be bent easily
: not easily changed
: not willing to change opinions or behavior
RIGID Defined for Kids
Medical Definition of rigid
: deficient in or devoid of flexibility : characterized by stiffness <rigid muscles>
Seen and Heard
What made you want to look up rigid? Please tell us where you read or heard it (including the quote, if possible).