Definition of horse chestnut in English:

horse chestnut

Line breaks: horse chest|nut


1A deciduous tree with large leaves of five leaflets, conspicuous sticky winter buds, and upright conical clusters of white, pink, or red flowers. It bears nuts (conkers) enclosed in a fleshy case.
  • Genus Aesculus, family Hippocastanaceae: several species, in particular A. hippocastanum, native east of the Balkans and widely planted
More example sentences
  • They are all native species such as oak, horse chestnut and flowering cherry and have replaced those lost over the past few years, including one that was hit by a car and another that was blown down in the January gales.
  • Along the trail, visitors can enjoy specimens such as the Indian horse chestnut, dawn redwood, autumn oaks and oriental hawthorns.
  • Many trees, such as lime, sycamore, horse chestnut and willow provide excellent bee forage.
1.1 another term for conker.
More example sentences
  • Depicting a horse chestnut, the sculpture symbolizes the fruits of a rural community and its potential for growth, energy and community.
  • The horse chestnuts are not closely related to true chestnuts or chinquapins, and the resemblance of their fruits is coincidental.


late 16th century: translating (now obsolete) botanical Latin Castanea equina; its fruit is said to have been an Eastern remedy for chest diseases in horses.

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