any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks | a small cosmetics case with a mirror; to be carried in a woman's purse |
a motor vehicle with four wheels; usually propelled by an internal combustion engine | a small and economical car |
a device for overcoming resistance at one point by applying force at some other point | a signed written agreement between two or more parties (nations) to perform some action |
a group that controls the activities of a political party | |
an intricate organization that accomplishes its goals efficiently | |
an efficient person | |