Initialism of medium-density fibreboard.

(computer hardware, communication) Initialism of medium-dependent interface. / (medicine, initialism) Initialism of metered-dose inhaler.

(software, graphics) Initialism of Microsoft Document Imaging format. / (software, navy) Initialism of Mission Data Interface. It's an interface of the NUWC.

(cryptography) Having had its MD5 checksum computed.

Alternative spelling of MD5-summed

(pathology) Initialism of multiple drug resistant tuberculosis.

Initialism of Master of Divinity.

A city in Malta.

(space flight) Initialism of Mars descent vehicle.

(military, US) Initialism of Missile Defense Agency.