Trilliard

num

num ·Rare ·Advanced level

Definitions

Numeral
  1. 1
    One thousand long scale trillions, or one short scale sextillion; equal to 10²¹ (1 followed by twenty-one 0s). Australia, UK, dated, rare

    "We read of milliards, and even trilliards, of roubles, marks, francs and dollars, but we do not comprehend them in the sense of visualising and retaining a clear-cut picture of what the figures really imply."

Synonyms

All synonyms
a short scale sextillion

Example

More examples

"We read of milliards, and even trilliards, of roubles, marks, francs and dollars, but we do not comprehend them in the sense of visualising and retaining a clear-cut picture of what the figures really imply."

Etymology

From French trilliard, equivalent to tri- (“three”) + -illiard.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.