milepost

noun

mile·​post ˈmī(-ə)l-ˌpōst 

1

: a post indicating the distance in miles from or to a given point

also : a post placed a mile from a similar post

2

: milestone sense 2

Synonyms of milepost

• milestone
• climax
• watershed
• landmark

Examples of milepost in a Sentence

We've reached a new milepost in the field of genetic research.

a milepost in the development of a global economy

Recent Examples on the Web

The affected area includes mileposts 227-243, ADOT said. —Michelle Cruz, AZCentral.com, 12 Jan. 2026

State patrol troopers responded to the two-truck crash near milepost 115 on northbound Colorado 9, west of Silverthorne, just before 8 a.m. Tuesday, according to a news release from the agency. —Lauren Penington, Denver Post, 6 Jan. 2026

The agency said in a news release Tuesday that the state highway would reopen between Grandjean and Banner Summit, or mileposts 93 and 106. —Nicole Blanchard, Idaho Statesman, 23 Dec. 2025

The crash was reported around 12:25 p.m. near milepost 17, in the Galena Creek area, the Nevada Highway Patrol said. —Bay Area News Group, Mercury News, 2 Dec. 2025

Word History

First Known Use

1768, in the meaning defined at sense 1

Rhymes for milepost

• diagnosed
• easternmost
• innermost
• lowermost
• northernmost
• outermost
• rearmost
• southernmost
• uppermost
• uttermost
• westernmost
• almost

Kids Definition

milepost

noun

mile·​post ˈmī(ə)l-ˌpōst 

: a post indicating the distance in miles to a stated place