percoid
per.coid also per.coi.de.an \'p*r-.ko.id\ \.p*r-'ko.id-e--*n\ aj [deriv. of L perca perch] : of or relating to a very large suborder (Percoidea) of spiny-finned fis hes including the true perches, sunfishes, sea basses, and sea breams - percoid n