ready reckoner

English dictionary entry

Meanings

noun
  1. A printed book or table containing precalculated values, often multiples of given amounts.
  2. A computer program which calculates values; an online calculator.

Word forms

ready reckoner ready reckoners ready-reckoner

Etymology

Coined by English grammarian and textbook writer Daniel Fenning in 1757.

Related words

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.