English

Numeral

trilliard

1. (cardinal, Britain, Australia, dated, rare) A thousand million million million: 1 followed by twenty-one zeros, 10²¹.
   • 2003, François Cardarelli, Column in a table, Encyclopaedia of Scientific Units, Weights, and Measures: Their SI Equivalences and Origins,

     Power of ten ...UK, France (n rule) million billion billiard trillion trilliard‎

Derived terms

• trilliardth

Related terms

• zetta-

Translations

French

Numeral

trilliard

1. 10²¹, a thousand billion billion by the long scale, a short scale sextillion.

Usage notes

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• Next: quadrillion, 10²⁴