navar

noun

nav·​ar

ˈna,

värˌ -vȧ(r

plural -s

: a system of radar navigation in which the position and identity of all aircraft in the area about an airport are determined by ground radar and retransmitted so that a pilot has a detailed picture of all aerial activity on his radarscope

Word History

Etymology

navigational and traffic control radar

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