Definition of algorism
1a : the system of Arabic numerals b : the art of calculating by means of nine figures and zero : arithmetic
2 : the art of calculating with any species of notation the algorism of fractions
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of algorism
Middle English augrim, algorisme, from Old French & Medieval Latin; Old French augorisme, from Medieval Latin algorismus, from Arabic al-khuwārizmi, after abu-Jaʽfar Mohammed ibn-Mūsa al-Khuwārizmi, flourished 825 a.d. Persian mathematician
First Known Use: 14th centurySee Words from the same year
Seen and Heard
What made you want to look up algorism? Please tell us where you read or heard it (including the quote, if possible).