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[th air-on, -awn] /ˌðɛərˈɒn, -ˈɔn/
on or upon that or it.
immediately after that; thereupon.
Origin of thereon
before 900; Middle English ther on, Old English thǣron. See there, on Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for thereon
Historical Examples
  • And Gilberte thereon seized the opportunity to mention Father Fouchard's case.

    The Downfall Emile Zola
  • thereon I told the King without reserve all that had happened.

    In Kings' Byways Stanley J. Weyman
  • thereon Drepanum receives me in its haven and joyless border.

  • thereon one of them nodded and made room for him, and he passed in, which Tua noted also.

    Morning Star H. Rider Haggard
  • thereon the great officers of Pharaoh took him and led him forth.

    The World's Desire H. Rider Haggard and Andrew Lang
  • thereon I told the king without reserve all that had happened.

  • thereon they struck up an air which they had often sung on board ship.

    The Settlers William H. G. Kingston
  • He will understand that reason, and I will have his 'honour' thereon.

    Paul Clifford, Complete Edward Bulwer-Lytton
  • “But he did refer him unto our judgment by asking me thereon,” said Isoult.

    Robin Tremayne Emily Sarah Holt
  • thereon, I perceived that my critics had not read them either.

    The House of Souls Arthur Machen
British Dictionary definitions for thereon


an archaic word for thereupon
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
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Word Origin and History for thereon

Old English þæron; see there + on.

Online Etymology Dictionary, © 2010 Douglas Harper
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