Definition

1. Adjective:
   • Relating to or based on the number twenty: Describes a system, count, or calculation that uses twenty as its base unit.

Usage Examples

• Adjective:
  • Some historical number systems are vigesimal, using twenty as their base.
  • The ancient Maya used a vigesimal counting system for their calendars.

Advanced Usage

• In linguistics: Used to describe languages or number systems where counting is organized in groups of twenty.
  • The term "vigesimal" is often applied to describe certain Celtic and Mesoamerican numeral systems.

Variants and Related Words

• Vigesimal system (noun phrase): A numeral system with a base of twenty.
  • A complete vigesimal system requires twenty distinct digit symbols.

Synonyms

• Base-twenty: Having twenty as a foundational unit.
• Score-based: Organized around the unit of a score (twenty).

Related Terms and Concepts

• Decimal: Relating to or based on the number ten.
• Duodecimal: Relating to or based on the number twelve.

Adjective

1. relating to or based on the number twenty