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unseal

[uhn-seel]
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verb (used with object)
  1. to break or remove the seal of; open, as something sealed or firmly closed: to unseal a letter; to unseal a tomb.
  2. to free from constraint, as a person's thought, speech, or behavior: Their friendship unsealed her vivacity.
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Origin of unseal

1375–1425; late Middle English unselen; see un-2, seal1
Related formsun·seal·a·ble, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for unsealable

unseal

verb (tr)
  1. to remove or break the seal of
  2. to reveal or free (something concealed or closed as if sealed)to unseal one's lips
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Derived Formsunsealable, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unsealable

unseal

v.

early 15c., from un- (2) + seal (v.). Cf. Middle Dutch ontsegelen, Old High German intsigilan. Related: Unsealed (late 14c.).

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Online Etymology Dictionary, © 2010 Douglas Harper