isepiptesis

noun

is·​ep·​ipte·​sis

¦īˌsepə̇(p)ˈtēsə̇s,

¦īˌze-

plural isepipteses

-ēˌsēz

: a line on a map or chart connecting localities reached at one date by different individuals of a species of migratory bird

Word History

Etymology

New Latin, from is- + epi- + Greek ptēsis flight, from petesthai to fly

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