An ideal of a ring that measures how far it is from being integrally closed
One who conducts or leads; a guide; a director.
A person who conducts an orchestra, choir or other music ensemble; a professional whose occupation is conducting.
A grooved sound or staff used for directing instruments, such as lithontriptic forceps; a director.
A person who takes tickets on public transportation and also helps passengers.
Something that can transmit electricity, heat, light, or sound.
A leader.
A score of two under par for a hole.
A 13th-century coin minted in Europe and circulated in England as a debased sterling silver penny, outlawed under Edward I of England.
A gold coin with a face value of ten dollars, formerly used in the United States.
Any of several large carnivorous and carrion-eating birds in the family Accipitridae, having a powerful hooked bill and keen vision.
To score an eagle.