Of a deep reddish-brown colour, like that of a chestnut.

A tree or shrub of the genus Castanea. / A nut of this tree or shrub. / (uncountable) A dark, reddish-brown colour, as seen on the fruit of the chestnut tree. / A reddish-brown horse.

plural of chestnut

plural of Chestnut

A surname.

Castanea sativa, a deciduous tree with edible deep brown nutlike fruits. The fruits have a little white, fluffy tail. / The fruit of this tree.

(uncountable) Chinese water chestnut (Eleocharis dulcis), grown for its edible corm, used in Asian cooking. / (countable) A corm of a plant of this species. / A water caltrop (Trapa natans).

(botany) A tree that bears chestnuts; a tree of the genus Castanea

A bird from the family Rallidae, Eulabeornis castaneoventris.

Any of several tree species of genus Aesculus, especially Aesculus hippocastanum, common in temperate northern hemisphere. / The large nutlike seed of these trees.