We found 6 dictionaries that define the word one-quintillionth:

General (6 matching dictionaries)

1. one-quintillionth: Vocabulary.com
2. one-quintillionth: Dictionary.com
3. one-quintillionth: Rhymezone
4. one-quintillionth: FreeDictionary.org
5. one-quintillionth: Mnemonic Dictionary
6. one-quintillionth: TheFreeDictionary.com

Definitions from WordNet (one-quintillionth) ▸ noun:  one part in a quintillion Opposite: quintillion, trillionth, billionth, millionth, thousandth ▸ Words similar to one-quintillionth ▸ Usage examples for one-quintillionth ▸ Idioms related to one-quintillionth ▸ Wikipedia articles (New!) ▸ Popular adjectives describing one-quintillionth ▸ Words that often appear near one-quintillionth ▸ Rhymes of one-quintillionth ▸ Invented words related to one-quintillionth