singletree (plural singletrees)
A bar behind draft animals and in front of a load, such as a wagon, that balances the load. Generally the animals are attached at the ends and the wagon or other load to a pivot in the middle of the singletree.
• swingletree
• whippletree
Source: Wiktionary
Sin"gle*tree`, n. Etym: [Cf. Swingletree.]
Definition: The pivoted or swinging bar to which the traces of a harnessed horse are fixed; a whiffletree.
Note: When two horses draw abreast, a singletree is fixed at each end of another crosspiece, called the doubletree.
Source: Webster’s Unabridged Dictionary 1913 Edition
5 July 2025
(noun) the process of introducing an acetyl group into a compound; “the acetylation of cyclooxygenase-2 by aspirin”
The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.
