ETYM French caution a security, Latin cautio, from cavere (For scavere) to be on one's guard, to take care (orig.) to be on the watch, see; akin to Eng. show.
1. A warning against certain acts; SYN. caveat.
2. Judiciousness in avoiding harm or danger; SYN. precaution, care, forethought.
3. The trait of being cautious; being attentive to possible danger; SYN. cautiousness, carefulness.