ALKALOIDS
\ˈalkɐlˌɔ͡ɪdz], \ˈalkɐlˌɔɪdz], \ˈa_l_k_ɐ_l_ˌɔɪ_d_z]\
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So called from their power of forming definite salts with the acids ; substances remarkably affecting the human system ; having alkaline properties in a low degree ; mostly vegetable, as morphia, strychnine, nicotine, caffeine ; but there are animal A. also, as urea, kreatine.
By Henry Percy Smith
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Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.