(noun, adjective, verb)


1. arranged into classes

Similar word(s): categorised, categorized, grouped, sorted

2. official classification of information or documents; withheld from general circulation

- thousands of classified documents have now been declassified

Similar word(s): confidential, restricted, secret, sensitive

Sentences with classified as an adjective:

- We do not discuss specific interrogation techniques because they are classified information.

- I won't say who I'm going to the prom with; that's classified.


1. a short ad in a newspaper or magazine (usually in small print) and appearing along with other ads of the same type

Definition categories: communication

Sentences with classified as a noun:

- He ran a classified for the tools he wanted to sell.


1. simple past tense and past participle of classify

- Make sure all the field observations are classified by species.