- quat|tu|or|de|cil|lion
- quat|tu|or|de|cil|lion «KWAHT yu awr duh SIHL yuhn», noun.1. (in the U.S., Canada, and France) 1 followed by 45 zeros.2. (in Great Britain and Germany) 1 followed by 84 zeros.╂[< Latin quattuordecim fourteen + English -illion, as in million]
Useful english dictionary. 2012.