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What does rigidity mean? What does rigidity mean?

1, rigorous, describes a serious and cautious attitude; Meticulous, comprehensive and perfect, pursuing perfection.

2, the interpretation of words, strict: tight, no gap, tight, not relaxed, serious, strict, serious, solemn, strict. Sincerity: prudence, prudence, prudence, diligence, prudence, solemnity and respect.

3. Synonyms: cautious, earnest, strict, careful, careful and cautious.

4, antonym: reckless negligence, rashness, carelessness, negligence, carelessness, carelessness.