Definition of DMA noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌdiː em ˈeɪ//
; NAmE NAmE//ˌdiː em ˈeɪ//
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the abbreviation for direct memory access (a system that allows a device attached to a computer to take data from the computer’s memory without using the central processing unit )
See the Oxford Advanced American Dictionary entry: DMA