Nitric acid (HNO3) is an extremely important chemical used in the manufacture of fertilisers and explosives. It is made from ammonia by the Ostwald Process (developed in 1902 by the German chemist Wilhelm Ostwald, who got the Nobel prize in 1909).
2. ethics (used with a sing. verb) The study of the general nature of morals and of the specific moral choices to be made by a person; moral philosophy. 3. ethics (used with a sing. or pl. verb) The rules or standards governing the conduct of a person or the members of a profession: medical ethics.
Webster Dictionary (0.00 / 0 votes) Rate this definition: Lithic (adj) of or pertaining to stone; as, lithic architecture. Lithic (adj) pertaining to the formation of uric-acid concretions (stone) in the bladder and other parts of the body; as, lithic diathesis. Lithic (noun) a medicine which tends to prevent stone in the bladder. Lithic (adj)