noun
traffic disaster; traffic accident
A somewhat formal or written term for a traffic-related calamity, often implying serious harm or a large-scale incident. In everyday speech, 交通事故 is more common.
その交通禍で多くの命が失われた。
Many lives were lost in that traffic disaster.
交通禍を防ぐために、安全運転が求められる。
Safe driving is required to prevent traffic accidents.
Compound of 交通 (traffic) and 禍 (calamity, disaster). The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning.