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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Andalou Clarifying Yuzu Grapefruit Body Wash blends 1% salicylic acid with tea tree oil to target breakouts while keeping your skin barrier calm and collected. Christa Joanna Lee, Allure, 14 May 2025 Undiluted tea tree oil can cause contact dermatitis (a skin rash due to an irritant). Lindsay Curtis, Health, 5 Feb. 2025 Many essential oils, including eucalyptus oil, tea tree oil, and peppermint oil, are toxic to many animals. Jolie Kerr, Better Homes & Gardens, 13 Apr. 2025 Tree Ampoule for sensitive skin: on sale for $15.12 (20% off) Original price: $18.90 Use this tea tree ampoule for a powerful yet sensitive serum that can calm all skin troubles. Nora Colomer, FOXNews.com, 27 Mar. 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 23 May. 2025.

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