Official designation for currency in some parts of the world, including Canada, the United States, Australia, New Zealand, Hong Kong, and elsewhere. Its symbol is $.
A quarter of a pound or one crown, historically minted as a coin of approximately the same size and composition as a then-contemporary dollar coin of the United States, and worth slightly more.
Money generally.
Imported from the United States, and paid for in U.S. dollars. (Note: distinguish "dollar wheat", North American farmers' slogan, meaning a market price of one dollar per bushel.)
A unit of reactivity equal to the interval between delayed criticality and prompt criticality.
A currency in the United States, differing in value between states.
A coin formerly used in the United Kingdom, Ireland, Malta, Australia, New Zealand and many other Commonwealth countries worth twelve old pence, or one twentieth of a pound sterling.
The currency of Kenya, Somalia, Tanzania and Uganda.
The Spanish real, formerly having the value of one eighth of a dollar.