milepost
Concise Oxford English Dictionary © 2008 Oxford University Press:
milepost/ˈmʌɪlpəʊst/
▶noun chiefly N. Amer.
- 1 a marker indicating how distant a particular place is.
- 2 a post one mile from the finishing post of a race.
- 3 a significant stage or event; a milestone.
'milepost' also found in these Oxford entries:

