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trillions - 2 dictionary results

tril⋅lion

[tril-yuhn] noun, plural -lions, (as after a numeral) -lion, adjective
–noun
1. a cardinal number represented in the U.S. by 1 followed by 12 zeros, and in Great Britain by 1 followed by 18 zeros.
–adjective
2. amounting to one trillion in number.

Origin:
1680–90; < F, equiv. to tr(i)- tri- + (m)illion million


trillionth, noun, adjective
tril·lion   (trĭl'yən)   
n.  
  1. The cardinal number equal to 1012.
  2. Chiefly British The cardinal number equal to 1018.

[French : tri-, third power (from Latin tri-, tri-) + (m)illion, million (from Old French milion; see million).]
tril'lion adj.
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