What is to fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid called?
ballast — To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
- Canonical URL: https://worddirectanswers.com/answers/what-is-ballast-sense-6-called
- Steward: Jason Burns
- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00