Definition of "nonillion" []

• The cardinal number equal to 1030. (noun)
• Chiefly British The cardinal number equal to 1054. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The census estimated there were a mind-boggling "nonillion" -- or"
• "Microbial cells in the oceans 'water column number roughly 10 to the 30th (called a nonillion; expressed another way: 1,000 x 1 billion x 1 billion x 1 billion) and collectively weigh the equivalent of 240 billion African elephants."
• "Marine census researchers calculate there are a "nonillion" of them."