Definition

1. Noun:
   • A crossbar on a wagon or carriage to which two whiffletrees are attached in order to harness two horses abreast: A "doubletree" is a horizontal bar, part of the harness system for a horse-drawn vehicle. It is the central piece to which two separate "whiffletrees" (or "singletrees") are connected, allowing two horses to be hitched side-by-side to pull the vehicle evenly.

Usage Examples

• Noun:
  • The farmer checked the leather straps connecting the whiffletrees to the doubletree before starting the journey.
  • A well-made doubletree was essential for distributing the pull evenly between the two horses.

Advanced Usage

• Historical/Technical Context: The term is primarily used in historical, agricultural, or technical discussions about horse-drawn transportation. It is a specific component of a larger harnessing system.
  • In museum displays of 19th-century farming, the doubletree is often explained as a key part of the team harness.

Variants and Related Words

• Whiffletree (also Singletree) (n): A pivoted crossbar to which the traces of a harness are fastened and by which a vehicle, plow, or other load is pulled. A doubletree has two whiffletrees attached to it.
• Evener (n): Another term sometimes used for a doubletree or a similar device that equalizes pull.
• Team Harness (n): The complete set of straps and bars, including the doubletree, used for harnessing multiple animals.

Synonyms

• Crossbar: A general term for a horizontal bar, but without the specific harnessing function.
• Draught Bar: A more general term for a bar used in pulling.

Notes

• The word "doubletree" is a compound noun. Its meaning is very specific and is not commonly used in everyday modern English outside of historical or niche contexts. It refers to a particular piece of equipment for a pair of horses.

Noun

1. a crossbar on a wagon or carriage to which two whiffletrees are attached in order to harness two horses abreast