1. quadravigesimal - Noun
2. quadravigesimal - Adjective
(arithmetic, computing, uncountable) A number system with base twenty-24, using the digits 0–9 and A–N (or Greek α-ω without numerals).
(countable, computing) A number expressed in the quadravigesimal system.
quadravigesimal (not comparable)
Of a number, expressed in quadravigesimal.