blue devil

Noun
  1. A coarse prickly European weed with spikes of blue flowers;
    Naturalized in United States (synset 112840488)
    is a type of: herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
    belongs to: echium, genus echium - a genus of bristly herbs and shrubs of the family Boraginaceae
    same as: blue thistle, blueweed, echium vulgare, viper's bugloss
  2. The sodium salt of amobarbital that is used as a barbiturate;
    Used as a sedative and a hypnotic (synset 102706551)
    is a type of: amobarbital - a barbiturate with sedative and hypnotic effects; used to relieve insomnia and as an anticonvulsant
    same as: amobarbital sodium, amytal, blue, blue angel

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