the act of obstructing or deflecting someone's movements | a device incised to make an impression; used to secure a closing or to authenticate documents |
a solid piece of something (usually having flat rectangular sides) | a block or die used to imprint a mark or design |
an obstruction in a pipe or tube | machine consisting of a heavy bar that moves vertically for pounding or crushing ores |
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope | a symbol that is the result of printing or engraving |
a metal casting containing the cylinders and cooling ducts of an engine | a small adhesive token stuck on a letter or package to indicate that postal fees have been paid |
a platform from which an auctioneer sells | a small piece of adhesive paper that is put on an object to show that a government tax has been paid |
housing in a large building that is divided into separate units | a type or class |
an inability to remember or think of something you normally can do; often caused by emotional tension | something that can be used as an official medium of payment |
a number or quantity of related things dealt with as a unit | the distinctive form in which a thing is made |
a rectangular area in a city surrounded by streets and usually containing several buildings | |
(computer science) a sector or group of sectors that function as the smallest data unit permitted | |
a three-dimensional shape with six square or rectangular sides | |