radiationthe emission of energy as electromagnetic waves or subatomic particlesExposure to ionising radiation can damage DNA and increase the risk of developing cancer.NoteExposure to ionising radiation can damage DNA and increase the risk of developing cancer.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now