from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Kept or done in secret, often in order to conceal an illicit or improper purpose. See Synonyms at secret.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Done or kept in secret, sometimes to conceal an illicit or improper purpose.
  • adj. Not recognized as a regular member.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Conducted with secrecy; withdrawn from public notice, usually for an evil purpose; kept secret; hidden; private; underhand.

from The Century Dictionary and Cyclopedia

  • Secret; private; hidden; furtive; withdrawn from public view: generally implying craft, deception, or evil design.
  • Any secret marriage, but especially one contracted in defiance of the will of parents or guardians. Synonyms Latent, Covert, etc. See secret.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. conducted with or marked by hidden aims or methods


Latin clandestīnus, probably blend of *clam-de, secretly (from clam; see kel-1 in Indo-European roots) and intestīnus, internal; see intestine.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From French clandestin, derived from Latin clandestīnus ("secret, concealed"). (Wiktionary)



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