IPA: /ˌfræt.rɪˈsaɪ.dəl/
KK: /fræˈtrɪsɪdəl/
Relating to the act of killing one's brother or sister, or more generally, to conflict between members of the same group.
The fratricidal conflict within the organization led to its eventual downfall.
Fratricidal → It is formed from "frater" (meaning brother) and "-cide" (meaning to kill). The word "fratricidal" refers to the act of killing one's brother or a brotherly figure.
Think of the word 'frater' for brother and '-cide' meaning to kill — this helps you remember that fratricidal means the act of killing a brother.