pentimal
nounEtymology From pent-, by analogy with decimal.
1
Rare The abstract numeral system underlying any pentimal numeral system; quinary.
2
Rare A numeral as written in such a system; a quinary.
pentimal
adjEtymology From pent-, by analogy with decimal.
1
Rare, Of a positional numeral system Using a base of 5; quinary.