tea tree(redirected from tea trees)
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1. A melaleuca tree (Melaleuca alternifolia) of Australia whose leaves yield an oil used in cosmetics and for medicinal purposes.
2. Any of various evergreen shrubs or small trees of the genus Leptospermum, native to Southeast Asia and Australasia, having showy flowers and small needlelike leaves formerly used to make a tealike beverage.
(Plants) any of various myrtaceous trees of the genus Leptospermum, of Australia and New Zealand, that yield an oil used as an antiseptic
a tall shrub or small tree, Leptospermum scoparium, of the myrtle family, native to New Zealand and Australia.
[1750–60; so called from the use of its leaves as an infusion]