Septimal
Acceptable For Game Play - US & UK word lists
This word is acceptable for play in the US & UK dictionaries that are being used in the following games:
Wiktionary, Creative Commons Attribution/Share-Alike License
The Century Dictionary and Cyclopedia
Word Usage
"The number seven, therefore, must be foisted in wherever possible, and among other things, is to be made the basis of numeration, which is hereafter to be septimal instead of decimal: producing all the inconvenience of a change of system, not only without getting rid of, but greatly aggravating, the disadvantages of the existing one."
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