AQUA n.
Water; -- a word much used in pharmacy and the old chemistry, in various signification, determined by the word or words annexed. Aqua ammoniæ, the aqueous solution of ammonia; liquid ammonia; often called aqua ammonia. -- Aqua marine, or Aqua marina. Same as Aquamarine. -- Aqua regia. Etym: [L., royal water] (Chem.),…
ARCHI- n.
A prefix signifying chief, arch; as, architect, archiepiscopal. In Biol. and Anat. it usually means primitive, original, ancestral; as, archipterygium, the primitive fin or wing.