ALL meanings of direct memory access
di·rect mem·o·ry ac·cess
D d - noun Technical meaning of direct memory access (architecture) (DMA) A facility of some architectures which allows a peripheral to read and write memory without intervention by the CPU. DMA is a limited form of bus mastering. 1
- noun direct memory access a process in which data may be moved directly to or from the main memory of a computer system by operations not under the control of the central processing unit 0