Meaning : An expert at calculation (or at operating calculating machines).
Synonyms : calculator, computer, estimator, figurer
Translation in other languages :
Meaning : A handbook of tables used to facilitate computation.
Synonyms : ready reckoner
Reckoner ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Reckoner ka matlab kya hota hai?