(~s)
1.
Your ~s are the people from whom you are descended.
...our daily lives, so different from those of our ~s...
He could trace his ~s back seven hundred years.
? descendant
N-COUNT: usu pl, with poss
2.
An ~ of something modern is an earlier thing from which it developed.
The direct ~ of the modern cat was the Kaffir cat of ancient Egypt...
? descendant
N-COUNT: usu N of n