Definition

1. Noun:
   • An ancient unit of length: A cubit is a historical unit of measurement, originally based on the length of a human forearm from the elbow to the tip of the middle finger. Its exact length varied among different ancient civilizations.

Usage and Examples

• Noun:
  • The ancient Egyptian royal cubit was approximately 52.3 centimeters long.
  • The ark's dimensions in the Bible are given in cubits.
  • Archaeologists found a measuring rod marked in cubits at the site.

Advanced Usage

• "By the cubit": Measured using this ancient unit.
  • The temple was constructed by the cubit, as was the custom of the time.

Variants and Related Words

• Cubital (adj): Pertaining to the forearm or the cubit.
  • The cubital vein is located in the forearm.
• Cubitus (n): A technical term for the forearm or the elbow.

Synonyms

• Ancient measure: A general term for historical units of measurement.
• Forearm length: A descriptive phrase for the basis of the measurement.

Notes on Meaning

• The cubit is exclusively a historical term. It is not used in modern scientific or standard measurement systems but is important for understanding historical texts, architecture, and archaeology. The value of a cubit was not standardized and could differ (e.g., common cubit, royal cubit).

Noun

1. an ancient unit of length based on the length of the forearm