A great many years, longer by far than any normal lifetime.
The date was during the twentieth century, during what would have been my normal lifetime.
After tomorrow, short of accident or violence, men could look forward confidently to living out their normal lifetimes.
No one is even going to live out a normal lifetime.
It wasn't that often; ships didn't usually happen along even once in a normal lifetime.
He had a normal lifetime of a man before him.
But consider continental Europe over the past 70 years - until recently a normal human lifetime.
It hadn't troubled him for a long time-for what had once been thought of as normal human lifetime, in fact.
Men often had three or four wives in a normal lifetime.
One said I'd have precisely the same chance as before of living out my normal lifetime.