What is a long spar or beam, projecting from the mast of a derrick, from the outer end of which the body to be lifted is suspended called?
boom — (Mech.) A long spar or beam, projecting from the mast of a derrick, from the outer end of which the body to be lifted is suspended. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
- Canonical URL: https://worddirectanswers.com/answers/what-is-boom-sense-1-called
- Steward: Jason Burns
- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00