人にん間げん工こう学がく的てきConjugationsMeaningsNa-adjective1. ergonomicKanji used人person間interval工construction学study的targetComposed of人にん間げん工こう学がくergonomics; human factors; human engineeringNoun的てき-ical; -ive; -al; -ic; -y; -like; -ish; -sort of; -kind ofSuffix