IPA: //ˌpoʊstˈæk.sɪ.dənt//
KK: /ˈpoʊstˌæk.sɪ.dənt/
Happening or existing after an accident has taken place.
The postaccident report provided detailed information about the incident.
Postaccident → It is formed from "post-" (meaning after) and "accident" (from Latin "accidens", meaning an event or occurrence). The word "postaccident" refers to something that occurs after an event or incident.
Think of 'post-' meaning 'after' and 'accident' referring to an event — so postaccident means something that happens after an event.