Home›Browse›C›cellulose nitratecellulose nitrateOur editors are putting together more complete content — check back in about 20 minutescellulose nitratecellulose nitrate — nounnoun1. a flammable compound used in making plastics and explosives1.nounDefinitiona flammable compound used in making plastics and explosivesExampleCellulose nitrate was once used to make film.