(mineralogy) A monoclinic-prismatic mineral containing aluminum, hydrogen, oxygen, phosphorus, and vanadium.

(organic chemistry) Any of a group of hydroxyanthracene glycosides, found in cascara, that act as laxatives

That can be revived. Possible to return to life.

(inorganic chemistry) The univalent radical derived from hydroxylamine by removal of a proton; its structure is best represented as H₂NO^. <=> H₂N^.+-O⁻; dihydridooxidonitrogen