engineering UK /ˌɛn(d)ʒɪˈnɪə.ɹɪŋ/US /ˌɛn.d͡ʒɪˈnɪ(ə)ɹ.ɪŋ/ noun4 •the use of science and numbers to meet people's needs and to make new machines and ways of working •Actions controling the motion, shape, or substance of any physical object(s). •The area aboard a ship where the engine is located. •Designates the office area of the professional engineering staff. formsengineerings