Nonillion vs. Undecillion: What's the Difference?
Nonillion and Undecillion Definitions
Nonillion
The cardinal number equal to 1030.
Undecillion
The cardinal number equal to 1036.
Nonillion
Chiefly British The cardinal number equal to 1054.
Undecillion
Chiefly British The cardinal number equal to 1066.
Nonillion
1030.
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Undecillion
(US; modern British & Australian, short scale) 1036.
Nonillion
(dated British & Australian, long scale) 1054.
Undecillion
(dated British & Australian, long scale) 1066.
Nonillion
(hyperbole) An unspecified very large number.
Nonillion
According to the French and American notation, a thousand octillions, or a unit with thirty ciphers annexed; according to the English notation, a million octillions, or a unit with fifty-four ciphers annexed. See the Note under Numeration.
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