crown of thorns
- a coral-eating starfish (Acanthaster planci) of the tropical Pacific region, having arms covered with long spines
- a shrub (Euphorbia milii) of the spurge family, having long spines and bright red or yellow bracts
See crown of thorns in American Heritage Dictionary 4
(krounˌəv-thôrnzˈ)
noun- A trailing or climbing spiny shrub (Euphorbia milii) native to Madagascar and cultivated as a houseplant, having showy flower clusters with usually red, petallike bracts.
- The Christ's thorn.
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