Webster's Revised Unabridged Dictionary · 1913

Dahlia

Dahlia (dal"yȧ or dāl"yȧ; 277, 106) , noun

[Named after Andrew Dahl a Swedish botanist.]

(Botany) A genus of plants native to Mexico and Central America, of the order Composita; also, any plant or flower of the genus. The numerous varieties of cultivated dahlias bear conspicuous flowers which differ in color.