— fratricidal , adj.
/fra"tri suyd', fray"-/ , n.
1. a person who kills his or her brother.
2. the act of killing one's brother.
[ 1490-1500; (def. 1) fratricida, equiv. to fratri - (comb. form of frater ) BROTHER + - cida -CIDE; (def. 2) fratricidium, equiv. to fratricid ( a ) + -ium n. suffix ]