uni- means one

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Across
  1. 2. pertaining to something of which there is only ‘one’ example
  2. 5. ‘one’ area of academic learning for graduate and undergraduate degrees
  3. 6. ‘one’ of a whole range of things
  4. 7. making ‘one’ sound
  5. 8. creation turned into ‘one’ totality
Down
  1. 1. bicycle with ‘one’ wheel instead of two
  2. 3. States states made into ‘one’ nation
  3. 4. clothes which give ‘one’ shape
  4. 5. made as ‘one’
  5. 6. horse with ‘one’ horn
  6. 8. a making of ‘one’ from different parts