noun (n)

• increase by a factor of two

  meningkatkan dengan faktor dua

  Example:
  Doubling with a computer took no time at all.
  

  source: wordnet30
• raising the stakes in a card game by a factor of 2

  menaikkan taruhan dalam permainan kartu dengan faktor 2

  Synonym:
  double
  

  source: wordnet30
• The act of one that doubles; a making double; reduplication; also, that which is doubled.

  tindakan yang berganda; yang membuat ganda; pergandaan; juga, yang digandakan.

  source: webster1913