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Noun: reckoner  re-ku-nu(r)
  1. An expert at calculation (or at operating calculating machines)
    - calculator, figurer, estimator, computer
     
  2. A handbook of tables used to facilitate computation
    - ready reckoner

Derived forms: reckoners

Type of: enchiridion, expert, handbook, vade mecum

Encyclopedia: Reckoner

Nearest

recitalist
recitation
recitative
recite
reciter
reck
reckless
recklessly
recklessness
reckon
reckoner
reckoning
reclaim
reclaimable
reclaimed
reclamation
reclassification
reclassify
reclinate
recline
recliner