unclassified

/ʌnˈklæsɪfaɪd/ (bre, ipa) · /ʌnˈklæsɪfaɪd/ (ame, ipa) · /ˌən-ˈkla-sə-ˌfīd/ (ame, mw)

unclassified — adjective

  • unclassifiedpositive
  • more unclassifiedcomparative
  • most unclassifiedsuperlative

1. describing official documents or information that the government or an organisat

1.形容詞B2
釋義

describing official documents or information that the government or an organisation has decided do not need to be kept secret from the public.

例句

The government released an unclassified version of the intelligence report for the press conference.

unclassified version of [document] — contrast with classified

Femi downloaded the unclassified documents from the public archive to prepare his research paper.

unclassified documents in the public archive

同義詞
  • non-secret

    less formal than unclassified; used in everyday contexts

  • public

    broader meaning; not limited to government information

  • open

    focuses on accessibility rather than classification status

反義詞
  • classified

    the direct opposite; information that must be kept secret

  • confidential

    a specific level of secrecy, stronger than unclassified but weaker than top-secret

  • secret

    information that is deliberately hidden from the public

文法句型

unclassified + noun

用法筆記

Frequently used in government and military contexts. The opposite of classified, not declassified — declassified describes the process of removing secrecy, while unclassified describes the resulting state.

常見錯誤

The files were unclassified last year after being secret.
The files were declassified last year.
💡unclassified describes the current state; declassified describes the action that changed the state.

2. not yet placed into any specific category or group within a system of classifica

2.形容詞B2
釋義

not yet placed into any specific category or group within a system of classification, such as a collection of items, data, or living things.

例句

The biologist found several unclassified species of fungi growing on the forest floor.

unclassified species — not yet categorised in biology

Tuan labelled the box 'unclassified samples' until the lab tests were finished.

同義詞
  • uncategorised

    nearly identical; interchangeable in most contexts

  • ungrouped

    focuses on items not placed into a set, rather than not assigned a type

  • unassigned

    broader; can refer to people, tasks, or items not allocated

反義詞
  • classified

    in this sense, meaning grouped into categories, not secrecy

  • categorised

    the direct opposite; already placed in a category

  • sorted

    informal equivalent of categorised

文法句型

unclassified + noun

用法筆記

Common in scientific, library, and database contexts where items or data have not yet been sorted. Unlike sense 1, this sense has no connection to government secrecy.

3. used especially for describing a minor road that is too small or unimportant to

3.形容詞B2
釋義

used especially for describing a minor road that is too small or unimportant to be given an official route number in a country's road system.

例句

The cottage lies on an unclassified road that most maps do not show.

unclassified road — not shown on most maps

Kenji turned onto an unclassified lane and drove slowly past the old stone farmhouses.

同義詞
  • minor

    broader meaning; can apply to any road of low importance

  • unnamed

    focus on lack of a proper name rather than lack of a number

  • local

    emphasises that the road serves only nearby residents

反義詞
  • classified

    in the British system, a road that has an official A or B route number

  • major

    a road of high importance that carries heavy traffic

  • numbered

    a road that has an official route number

文法句型

unclassified + noun (road, lane, street, track)

用法筆記

Most commonly used in the British road system, where roads are classified as A-roads, B-roads, and unclassified. In other countries the term 'local road' or 'unnamed road' is more common.

常見錯誤

The motorway was an unclassified road.
The country lane was an unclassified road.
💡Motorways and major highways always have route numbers; unclassified roads are the smallest category.