diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
something likened to the metal in brightness or preciousness or superiority etc.; "the child was as good as gold"; "she has a heart of gold"
great wealth; "Whilst that for which all virtue now is sold, and almost every vice--almighty gold"--Ben Jonson
coins made of gold
a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia
made from or covered with gold; "gold coins"; "the gold dome of the Capitol"; "the golden calf"; "gilded icons"
a group of animals of the same type living together
(microbiology) a group of organisms grown from a single parent cell
a body of people who settle far from home but maintain ties with their homeland; inhabitants remain nationals of their home state but are not literally under the home state's system of government
a geographical area politically controlled by a distant country
one of the 13 British colonies that formed the original states of the United States