a collection of things that have been combined; an assemblage of separate parts or qualities
a coordinated sequence of chess moves
a sequence of numbers or letters that opens a combination lock;
"he forgot the combination to the safe"
a group of people (often temporary) having a common purpose;
"they were a winning combination"
an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes)
the act of arranging elements into specified groups without regard to order