- The definition of a dandelion is a weed from the daisy family with yellow flowers.
A weed with bright yellow flowers that turn into white tufts that children blow into the wind and make a wish upon is an example of adandelion.
A field of dandelions.
Origin of dandelionMiddle English dentdelyon ; from Old French dent de lion, literally , tooth of the lion ; from Classical Latin dens (gen. dentis), tooth + de, of + leo, lion: so called from the jagged leaves
- Any of various perennial plants of the genus Taraxacum of the composite family, having many-rayed yellow flower heads and deeply notched basal leaves, especially T. officinale, native to Eurasia and naturalized as a weed in North America, having edible leaves and flower heads that can be used to make wine.
- A brilliant to vivid yellow.
Origin of dandelionMiddle English dent-de-lioun, from Old French dentdelion, from Medieval Latin dēns leōnis, lion's tooth (from its sharply indented leaves) : Latin dēns, dent-, tooth; see dent- in Indo-European roots + Latin leōnis, genitive of leō, lion; see Lion .
(countable and uncountable, plural dandelions)
- (countable) Any of the several species of plant in the genus Taraxacum, characterised yellow flower heads and notched, broad-ended leaves, especially the common dandelion (Taraxacum officinale).
- (countable) The flower head or fruiting head of the dandelion plant.
- (uncountable) A yellow colour, like that of the flower.
- Of a yellow colour, like that of the flower.
From French dent-de-lion (“lion's tooth”), also in Late Latin dēns leōnis. The term has since died out in French (except in Swiss French), but compare Spanish diente de león, Italian dente di leone, Norwegian løvetann, Portuguese dente-de-leão, and also German Löwenzahn, all having the same literal meaning.