From Longman Dictionary of Contemporary Englishadvanced age/yearsadvanced age/yearsused to talk about the age of someone who is old Despite his advanced age, he often travelled abroad. → advanced
Examples from the Corpus
advanced age/years• Towards the rector he was a polite listener, a concession to the man's advanced years and his calling.• She addressed her young guest with civilities suitable for a personage of advanced years and uncertain appetite.• When talking about the elderly in this sense we are referring to people in an advanced age group of well over eighty.• On my advanced age, I dote.• As you probably know, Herr Sanders is a gentleman of advanced years, inclined to be a little vague.• Male speaker Inevitably at her advanced years, it's difficult for her to overcome.• At the advanced age of 71, Charles Bronson's wizened features are returning to the big screen. 