by Nate Soares May 27 2016 updated Jun 7 2016

Decimal digit

A decit, or "decimal digit" (also known as a "dit", "ban", or "hartley") is the amount of information required to single out one thing from a set of ten. That is, a decit is a measure of information equal to $~$\log_2(10)\approx 3.32$~$ shannons.