classified
/'klæsifaid/
Học thuậtThân thiện
Definition
Adjective:
- Officially secret: Information or documents that are classified are officially kept secret by a government or organization, often for reasons of national security.
- Arranged in categories: Sorted or organized into specific groups or classes based on shared characteristics.
Noun:
- A small advertisement: A short advertisement in a newspaper or magazine, typically grouped with similar ads in a special section.
Usage and Examples
Adjective (Official secret):
- The report is classified; only senior officials can read it.
- He was charged with leaking classified information to the press.
Adjective (Arranged in categories):
- The library's books are classified according to subject.
- The data was classified into three main groups for analysis.
Noun (Advertisement):
- She found her apartment through the classifieds in the local paper.
- I placed a classified to sell my old car.
Advanced Usage
"Classified ad": The full term for the noun form, meaning a small advertisement.
- He scanned the classified ads for job opportunities.
"Top-secret classified": A common phrase indicating the highest level of government secrecy.
- The documents were marked as top-secret classified.
Variants and Related Words
Classify (verb): To arrange into categories or to designate as secret.
- Biologists classify plants and animals.
- The government will classify these new findings.
Classification (noun): The process or result of classifying.
- The classification of these documents is under review.
Declassified (adjective): No longer officially secret.
- The declassified files are now available to the public.
Synonyms
- Adjective (Secret): Confidential, restricted, secret, sensitive.
- Adjective (Categorized): Sorted, grouped, cataloged, organized.
- Noun (Ad): Advertisement, small ad, want ad.
Antonyms
- Adjective (Secret): Unclassified, public, open.
- Adjective (Categorized): Unsorted, unorganized, jumbled.
Related Phrases
"Classified information": The standard term for officially secret data.
- Handling classified information requires a security clearance.
"Classified section": The part of a publication containing small advertisements.
- Check the classified section for used furniture.
Adjective
- official classification of information or documents; withheld from general circulation
- thousands of classified documents have now been declassified
- arranged into classes
Noun
- a short ad in a newspaper or magazine (usually in small print) and appearing along with other ads of the same type