astrocompass

noun

as·​tro·​compass

plural -s

: a device that by mechanically solving the astronomical triangle reveals the bearing of any recognized celestial body to a navigator and is used especially near the earth's magnetic pole where magnetic compasses are not reliable

Word History

Etymology

astr- + compass

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Rhymes for astrocompass

• compass
• rumpus
• encompass