frontier
Use Frontier in a sentence
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tɪər noun
1.
the part of a country that borders another country; boundary; border.
2.
the land or territory that forms the furthest extent of a country's settled or inhabited regions.
3.
Often, frontiers.
a.
the limit of knowledge or the most advanced achievement in a particular field: the frontiers of physics.
b.
an outer limit in a field of endeavor, especially one in which the opportunities for research and development have not been exploited: the frontiers of space exploration.
4.
adjective
5.
of, pertaining to, or located on the frontier: a frontier town.
00:10
Frontier
is always a great word to know.
So is analysis. Does it mean:
| a system of calculation based on the properties of numbers; the discussion of a problem by algebra consisting of calculus and its higher developments |
| a minus sign; a quantity less than zero |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To frontier
Collins
World English Dictionary
frontier (ˈfrʌntɪə, frʌnˈtɪə) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| 1. | a. the region of a country bordering on another or a line, barrier, etc, marking such a boundary |
| b. (as modifier): a frontier post | |
| 2. | (US), (Canadian) |
| a. the edge of the settled area of a country | |
| b. (as modifier): the frontier spirit | |
| 3. | (often plural) the limit of knowledge in a particular field: the frontiers of physics have been pushed back |
| [C14: from Old French frontiere, from front (in the sense: part which is opposite); see | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History
frontier
c.1400, from O.Fr. fronter, from front "brow" (see front). Originally the front line of an army, sense of "borderland" is first attested 1413. In reference to N.Amer., from 1676; later with a specific sense:
"What is the frontier? ... In the census reports it is treated as the margin of that settlement which has a density of two or more to the square mile." [F.J. Turner, "The Frontier in American History"]Frontiersman is from 1782.
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
We've got enough aliens and unexplored frontier right here on two-thirds of our pale blue dot.
Space is often referred to as the final frontier because it is the last boundary left for humans to discover.
Outer space isn't the only frontier for robots, though--there's also inner space.
As the frontier closed odd liaisons formed and strange dislocations occurred.
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