nonillion number 2noun 1forms 1 number2 •10³⁰.Do ya not be knowin' that there are 10 nonillion atoms within the likes of us? — 2001 •(old-fashioned) 10⁵⁴.Evolution started with an astronomical population explosion in the bacterial phase of five-nonillion†. — 2009 noun1 •An unspecified very large number.Who are a million, a trillion, a nonillion young men? All are standing. I am standing. We are wedged in and on and over and under each other. Sardines. — 1922 formsnonillions
