classify

From French classifier.

• (US) IPA^(key): /ˈklæsɪfaɪ/

classify (third-person singular simple present classifies, present participle classifying, simple past and past participle classified)

1. to identify by or divide into classes; to categorize

   Should we classify "make up" as an idiom or as a phrasal verb?

2. to declare something a secret, especially a government secret

   They decided to classify that information.

• See also Thesaurus:classify

• (to declare a secret): declassify

• class
• classification

• arrange
• distribute
• rank

• classify in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• classify in The Century Dictionary, New York, N.Y.: The Century Co., 1911.