algorism
noun
al·go·rism
ˈal-gə-ˌri-zəm
plural -s
1
a
: 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
algorismic adjective
¦al-gə-ˌ¦riz-mik
Word History
Etymology
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 century, in the meaning defined at sense 1a