opening

/ˈəʊ.pənɪŋ//ˈoʊ.pənɪŋ/

verb

  1. 1

    To make something accessible or allow for passage by moving from a shut position.

    Turn the doorknob to open the door.
  2. 2

    To make (an open space, etc.) by clearing away an obstacle or obstacles, in order to allow for passage, access, or visibility.

    He opened a path through the undergrowth.
  3. 3

    To bring up, broach.

    I don't want to open that subject.
  4. 4

    To enter upon, begin.

    to open a case in court, or a meeting
  5. 5

    To spread; to expand into an open or loose position.

    to open a closed fist
  6. 6

    To make accessible to customers or clients.

    I will open the shop an hour early tomorrow.
  7. 7

    To start (a campaign).

    Vermont will open elk hunting season next week.
  8. 8

    To become open.

    The door opened all by itself.
  9. 9

    To begin conducting business.

    The shop opens at 9:00.
  10. 10

    To begin a side's innings as one of the first two batsmen.

  11. 11

    To bet before any other player has in a particular betting round in a game of poker.

    After the first two players fold, Julie opens for $5.
  12. 12

    To reveal one's hand.

    Jeff opens his hand revealing a straight flush.
  13. 13

    (of a file, document, etc.) To load into memory for viewing or editing.

  14. 14

    To disclose; to reveal; to interpret; to explain.

Antonyms

noun

  1. 1

    An act or instance of making or becoming open.

    He remembered fondly the Christmas morning opening of presents.
  2. 2

    Something that is open.

    A salamander darted out of an opening in the rocks.
  3. 3

    An act or instance of beginning.

    Their opening of the concert with Brass in Pocket always fires up the crowd.
  4. 4

    Something that is a beginning.

  5. 5

    A vacant position, especially in an array.

    Are there likely to be any openings on the Supreme Court in the next four years?
  6. 6

    An opportunity, as in a competitive activity.

  7. 7

    In mathematical morphology, the dilation of the erosion of a set.

adjective

  1. 1

    Pertaining to the start or beginning of a series of events.

    The opening theme of Beethoven's Fifth Symphony is, perhaps, the most recognizable in all of European art music.
  2. 2

    Describing the first period of play, usually up to the fall of the first wicket; describing a batsman who opens the innings or a bowler who opens the attack

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