Alkalamide :: Alkalamide (n.) One of a series of compounds that may be regarded as ammonia in which a part of the hydrogen has been replaced by basic, and another part by acid, atoms or radicals..
Argand Lamp :: Argand lamp () A lamp with a circular hollow wick and glass chimney which allow a current of air both inside and outside of the flame.
Athalamous :: Athalamous (a.) Not furnished with shields or beds for the spores, as the thallus of certain lichens..
Bilamellated :: Bilamellated (a.) Formed of two plates, as the stigma of the Mimulus; also, having two elevated ridges, as in the lip of certain flowers..