Search Result for "septillion": 
Wordnet 3.0

NOUN (1)

1. the number that is represented as a one followed by 24 zeros;


The Collaborative International Dictionary of English v.0.48:

Septillion \Sep*til"lion\, n. [F. septilion, formed fr. L. septem seven, in imitation of million.] According to the French method of numeration (which is followed also in the United States), the number expressed by a unit with twenty-four ciphers annexed. According to the English method, the number expressed by a unit with forty-two ciphers annexed. See Numeration. [1913 Webster]
WordNet (r) 3.0 (2006):

septillion n 1: the number that is represented as a one followed by 24 zeros