crown of thornscrown-of-thorns
- a coral-eating starfish (Acanthaster planci) of the tropical Pacific region, having arms covered with long spinesalso crown-of-thorns (starfish)
- a shrub (Euphorbia milii) of the spurge family, having long spines and bright red or yellow bracts
Origin of crown of thornsdescriptive of appearance; in allusion to the crown of thorns placed on the head of Jesus: see, for example , Matthew 27:29
- a. 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.b. The Christ's thorn.
- A spiny starfish (Acanthaster planci) of the Pacific and Indian Oceans that feeds on coral polyps.