- Lying on the exterior part; bordering; conterminous; as,
a frontier town. - Of or relating to a frontier.
2 . Frontier
[ n.]
- That part of a country which fronts or faces another
country or an unsettled region; the marches; the border, confine, or
extreme part of a country, bordering on another country; the border of
the settled and cultivated part of a country; as, the frontier of
civilization. - An outwork.
3 . Frontier
[ v. i.]
- To constitute or form a frontier; to have a frontier;
-- with on.
Meaning of 'frontier' (Princeton's WordNet)
1 . frontier
[ n]
Meaning (1): - an undeveloped field of study; a topic inviting research and development
Example in sentence:
he worked at the frontier of brain science
Meaning (2): - a wilderness at the edge of a settled area of a country
Example in sentence:
the individualism of the frontier in Andrew Jackson's day
Efficient frontier Efficient frontier refers to the optimal portfolios of securities that possess the minimum expected risk for each level of expected portfolio return. The portfolio ...