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Valid in these dictionaries

TWL/NWL (Scrabble US/CA/TH)
SOWPODS/CSW (Scrabble UK / ALL)
ENABLE (Words with Friends)

Meaning of activity

1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  activity
      n 1: any specific behavior; "they avoided all recreational
           activity" [ant: {inactivity}]
      2: the state of being active; "his sphere of activity"; "he is
         out of action" [syn: {action}, {activity}, {activeness}]
         [ant: {inaction}, {inactiveness}, {inactivity}]
      3: an organic process that takes place in the body; "respiratory
         activity" [syn: {bodily process}, {body process}, {bodily
         function}, {activity}]
      4: (chemistry) the capacity of a substance to take part in a
         chemical reaction; "catalytic activity"
      5: a process existing in or produced by nature (rather than by
         the intent of human beings); "the action of natural forces";
         "volcanic activity" [syn: {natural process}, {natural
         action}, {action}, {activity}]
      6: the trait of being active; moving or acting rapidly and
         energetically; "the level of activity declines with age"
         [syn: {activeness}, {activity}] [ant: {inactiveness},
         {inactivity}, {inertia}]

Source : WordNet ® Princeton University. 2010.

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OCTWL / TWL : The official dictionary for scrabble game in United States, Canada and Thailand.
SOWPODS / CSW : UK and the rest of the world uses this dictionary for various word games including scrabble.
ENABLE - This is the default dictionary for Words with Friends.

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