A species of medium-sized predatory sea snail, Haustellum brandaris, which secrets a substance that can be used to make a long-lasting purple dye- Tyrian purple.

A device, often part of a conveyor belt system, that weighs a product while it is in motion.

Alternative form of diarchy

Alternative spelling of diarchal

plural of dynamic system

plural of dyarchy

plural of dynamical system

plural of dynamometer car

(computing) A form of random access memory that requires fewer transistors per bit than SRAM, but in which each bit needs to be refreshed regularly to retain its contents.

Any load which is nonstatic, such as a wind load or moving live load.