also: エムディー
minidisc; MD
Refers to the MiniDisc format, a magneto-optical disc-based data storage device for audio and data, popular in the 1990s and early 2000s.
See also: ミニディスク
昔はＭＤに音楽を録音していた。
I used to record music onto MDs.
missile defense; MD
Military and political term for systems designed to intercept and destroy incoming missiles.
その国はＭＤシステムの開発を進めている。
That country is advancing the development of an MD system.
magnetic disk; MD
Technical term for a magnetic disk storage medium; less common than other MD meanings.
この装置はＭＤを読み取ることができる。
This device can read magnetic disks.
Business term for the activity of promoting the sale of goods, especially by their presentation in retail outlets. Abbreviation of マーチャンダイジング.
See also: マーチャンダイジング
彼はＭＤの仕事に就いている。
He works in merchandising.
カセットテープ uses analog magnetic tape, whereas MD (MiniDisc) is a smaller digital disc format that came later, so learners may confuse the two as similar-sized audio media.
counter for thin, flat objects; sheet; plate; coin · serving of soba; portion of gyōza · sumo rank position; wrestler at a given rank · field; rice paddy plot · palanquin bearer
Abbreviation from English initialisms: MiniDisc, Missile Defense, Magnetic Disk, and Merchandising. The reading エム・ディー reflects the English letter names.