from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Consisting of or being direct communication or exchange between two people.
  • adjective Sports Playing directly or exclusively against a single opponent.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Involving direct communication between two people.
  • adjective sports involving one attacker and one defender
  • adjective mathematics bijective or injective
  • noun A contest involving only one player on each side, especially of an activity often involving teams.

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

  • adverb (of two persons) in direct encounter
  • adjective being a system of play in which an individual defensive player guards an individual offensive player
  • adjective directly between two individuals


Sorry, no etymologies found.



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