automotive UK /ˌɔːtəˈməʊtɪv/US /ˌɔtəˈmoʊtɪv/adjective 2noun 2forms 1 adjective2 •Of, or relating to motor vehicles. •Having the ability to move by itself; self-propelled or self-propelling. noun2 •The field, business, or market segment that concerns automobiles, especially their manufacture.His business is a machine shop that works mainly in automotive, aerospace, and medical. •A shop or company that sells motor vehicle parts. formsautomotives