Flattening

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Flatten \Flat"ten\ (fl[a^]t"t'n), v. t. [imp. & p. p.
     {Flattened}; p. pr. & vb. n. {Flattening}.] [From {Flat}, a.]
     1. To reduce to an even surface or one approaching evenness;
        to make flat; to level; to make plane.
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     2. To throw down; to bring to the ground; to prostrate;
        hence, to depress; to deject; to dispirit.
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     3. To make vapid or insipid; to render stale.
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     4. (Mus.) To lower the pitch of; to cause to sound less
        sharp; to let fall from the pitch.
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     {To flatten a sail} (Naut.), to set it more nearly
        fore-and-aft of the vessel.
  
     {Flattening oven}, in glass making, a heated chamber in which
        split glass cylinders are flattened for window glass.
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