D defs.my
Entry 5 senses Webster, 1913

Doubling

/dŭb'-əl-ĭng/ · Dou·bling · IPA /dˈʌbəlɪŋ/
01 n. The act of one that doubles; a making double; reduplication; also, that which is doubled.
  1. 1.
    The act of one that doubles; a making double; reduplication; also, that which is doubled.
  2. 2.
    A turning and winding; as, the doubling of a hunted hare; shift; trick; artifice.
  3. 3.
    The lining of the mantle borne about the shield or escutcheon.(Her.)
  4. 4.
    The process of redistilling spirits, to improve the strength and flavor.
  5. 5.
    raising the stakes in a game, such as a card game or backgammon, by a factor of 2.
Phrases & compounds
Doubling a cape, promontory, — sailing around or passing beyond a cape, promontory, etc.
Syn. double.