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Audio English.org » Dictionary » F » Frontage ... Fructosuria

FRONTIER

Pronunciation (US): 

 Dictionary entry overview: What does frontier mean? 

FRONTIER (noun)
  The noun FRONTIER has 3 senses:

1. a wilderness at the edge of a settled area of a country
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

  Familiarity information: FRONTIER used as a noun is uncommon.


 Dictionary entry details 


FRONTIER (noun)


Sense 1frontier [BACK TO TOP]

Meaning:

A wilderness at the edge of a settled area of a country

Classified under:

Nouns denoting spatial position

Context example:

the individualism of the frontier in Andrew Jackson's day

Hypernyms ("frontier" is a kind of...):

wild; wilderness (a wild and uninhabited area left in its natural condition)


Sense 2frontier [BACK TO TOP]

Meaning:

An international boundary or the area (often fortified) immediately inside the boundary

Classified under:

Nouns denoting spatial position

Hypernyms ("frontier" is a kind of...):

bound; boundary; bounds (the line or plane indicating the limit or extent of something)

Instance hyponyms:

Triple Frontier (the border area where Argentina and Brazil and Paraguay meet; an active South American center for contraband and drug trafficking and money laundering; a suspected locale for Islamic extremist groups)


Sense 3frontier [BACK TO TOP]

Meaning:

An undeveloped field of study; a topic inviting research and development

Classified under:

Nouns denoting cognitive processes and contents

Context example:

he worked at the frontier of brain science

Hypernyms ("frontier" is a kind of...):

bailiwick; branch of knowledge; discipline; field; field of study; study; subject; subject area; subject field (a branch of knowledge)


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