来自拉丁语 rigere,拉直，伸直，来自 PIE*reig,拉直，绑紧，使固定，词源同 rig,reach.引申诸 相关词义。

1. Their analysis lacks rigor.

他们的分析缺乏严谨性。

2. There is a need for academic rigor in approaching this problem.

处理这个问题需要学术上的严谨

3. The crime will be treated with the full rigor of the law.

这一罪行会严格依法审理。

4. Many other treatises incorporated the new rigor.

许多其它的专题论文体现了新的严密性.

5. Early rigor mortis and rapid autolysis indicate the need for prompt necropsy examinations.

早期尸僵和迅速自溶解提醒必须迅速进行剖检.