Definition of


  1. (noun, communication) an associate degree in arts
  2. (noun, group) an international organization that provides a support group for persons trying to overcome alcoholism
  3. (noun, substance) a dry form of lava resembling clinkers

via WordNet, Princeton University

Alternate forms of Aa

Hypernyms: associate, associate degree, lava, ngo, nongovernmental organization

Words that sound like Aa

a, a.e., aaa, aah, ai, aiai, au, away, awe, ayah, aye-aye

via soundex() Hash Matches

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Word of the Moment


a town twenty miles to the east of Rome (Tibur is the ancient name); a summer resort during the Roman empire; noted for its waterfalls