Definition of Frontier

Noun: frontier  ,frún'teer or 'frún,teer

1. A wilderness at the edge of a settled area of a country
   "the individualism of the frontier in Andrew Jackson's day"
    
2. An international boundary or the area (often fortified) immediately inside the boundary
    
3. An undeveloped field of study; a topic inviting research and development
   "he worked at the frontier of brain science"

See also:
frontes
frontiers

Anagrams containing the word frontier

forirnte rfrontie erfronti ierfront tierfron ntierfro ontierfr rontierf