adjective
something that is tamper-proof is specially designed so that it cannot be easily changed or damaged :
a tamper-proof identity card
adjective
something that is tamper-proof is specially designed so that it cannot be easily changed or damaged :
a tamper-proof identity card
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005