Christmas tree

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

Examples of Christmas tree in a Sentence

We hung the lights on the Christmas tree.

First Known Use of Christmas tree

1826, in the meaning defined at sense 1

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Time Traveler for Christmas tree

Time Traveler

The first known use of Christmas tree was in 1826

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Christmas tree


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Cite this Entry

“Christmas tree.” Dictionary, Merriam-Webster, Accessed 17 Oct. 2021.

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More Definitions for Christmas tree

Christmas tree


English Language Learners Definition of Christmas tree

: an evergreen tree that is decorated in people's houses at Christmastime

Christmas tree


Kids Definition of Christmas tree

: a usually evergreen tree decorated at Christmas

More from Merriam-Webster on Christmas tree

Britannica English: Translation of Christmas tree for Arabic Speakers


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