Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A handbook of mathematical tables used to facilitate computation.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who reckons.
  • n. An accountant.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who reckons or computes; also, a book of calculations, tables, etc., to assist in reckoning.

from The Century Dictionary and Cyclopedia

  • n. One who reckons or computes: as, a rapid reckoner.
  • n. Something that assists a person to reckon or cast up accounts, as a book containing a series of tables; a ready-reckoner.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an expert at calculation (or at operating calculating machines)
  • n. a handbook of tables used to facilitate computation

Etymologies

Sorry, no etymologies found.

Examples

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  • "Something that assists a person to reckon or cast up accounts, as a book containing a series of tables; a ready-reckoner." --CD&C

    May 31, 2012