| Part of Speech | Definition | |
| Noun | 1. According to the English notation, a million involved to the tenth power, or a unit with sixty ciphers annexed; according to the French and American notation, a thousand involved to the eleventh power, or a unit with thirty-three ciphers annexed. [See the Note under Numeration.].[Websters]. | |
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Date "DECILLION" was first used in popular English literature: sometime before 1914. (references) |
| Etymology:Decillion \De*cil"lion\, noun. [Latin expression decem ten the ending of million.]. (references) |
