sub·nor·mal 
/ˌsʌbˈnoɚməl/ adjective
/ˌsʌbˈnoɚməl/ adjective technical 1 : lower or smaller than normal
▪ subnormal body temperature ▪ subnormal levels of vitamin C ▪ subnormal intelligence 2 : having less of something than is normal
▪ people who are subnormal in insulin production ▪ mentally subnormal people
▪ subnormal body temperature ▪ subnormal levels of vitamin C ▪ subnormal intelligence
▪ people who are subnormal in insulin production ▪ mentally subnormal people
