plural Christmas trees
Definition of Christmas tree
1
: a usually evergreen tree decorated at Christmas
2
: an oil-well control device consisting of an assembly of fittings placed at the top of the well
3
drag racing
: a set of paired colored lights arranged in two columns on a vertical pole in front of the starting line and used for starting a race
Lights on top of the Christmas tree tell the drivers to enter the staging area. Larger yellow lights mean, "get ready." The green light means "go!"— Lori Polydoros
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From the Editors at Merriam-Webster
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Cite this Entry
“Christmas tree.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Christmas%20tree. Accessed 17 Oct. 2021.
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Time Traveler for Christmas tree
The first known use of Christmas tree was in 1826
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