dan ‧ de ‧ li ‧ on /ˈdændəlaɪən, ˈdændɪlaɪən/ BrE AmE noun [countable]
[ Date: 1400-1500 ; Language: French ; Origin: dent de lion 'lion's tooth' (because of the shape of the leaves) ]
a wild plant with a bright yellow flower which later becomes a white ball of seeds that are blown away in the wind