tea tree

noun

1
: any of various Australasian shrubs or small trees (genus Leptospermum) of the myrtle family that form dense thickets and have aromatic evergreen foliage
2
: any of various melaleucas (especially Melaleuca alternifolia) with aromatic leaves that yield an essential oil used especially as an antiseptic

Examples of tea tree in a Sentence

Recent Examples on the Web
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The formula combines an acne-fighting trio of AHAs, BHAs, and PHAs to exfoliate away dead skin cells and unclog pores, while tea tree leaf water further targets breakouts, and calamine keeps excess oil in check. Christa Joanna Lee, Allure, 23 June 2026 Lemon, sage, and tea tree have hair growth benefits. Tamim Alnuweiri, InStyle, 22 June 2026 Mosquitoes don't like strong scents like lavender, cinnamon, thyme, tea tree, eucalyptus, or citronella. Madeline Buiano, Martha Stewart, 17 June 2026 There are specialized products available for mold, and some people use baking soda or tea tree oil. Daley Quinn, Southern Living, 12 June 2026 See All Example Sentences for tea tree

Word History

Etymology

from the use of an infusion of their leaves as a beverage

First Known Use

1790, in the meaning defined at sense 1

Time Traveler
The first known use of tea tree was in 1790

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Cite this Entry

“Tea tree.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tea%20tree. Accessed 23 Jun. 2026.

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