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

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The niacinamide and tea tree extract also serve to control excess sebum production, leaving skin clean and balanced but not overly dry. Deanna Pai, Vogue, 14 Oct. 2025 Home remedies for athlete's foot may include tea tree oil, baking soda, salt water, diluted Listerine soaks, Vicks VapoRub, and other soaks and topical treatments. Carrie Madormo, Health, 10 Oct. 2025 What Ingredients To Use—And What To Avoid For a healthy scalp detox, the pros recommend apple cider vinegar, tea tree oil, peppermint, rosemary, and charcoal. Larry Stansbury, Essence, 23 Sep. 2025 In comes in unscented, but the tea tree scent is lovely. Kristen Philipkoski, Forbes.com, 8 Sep. 2025 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 20 Oct. 2025.

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