MD

1. Managing Director
2. Maryland (US state; also Md.)
3. Medicinae Doctor (Latin), Doctor of Medicine
4. Mentally deficient
5. Moldova (IVR)

Md (chem)

Mendelevium

• unpack
• unpacked
• unpacker
• unpackers
• unpacking
• utu
• U-tube
• U-tubes
• U-turn
• U-turns
• utus
• UU
• uv
• UV
• uva
• UV-A
• UVA
• uvae
• uvarovite
• uvarovites
• uvas
• uva-ursi
• UV-B
• UVB
• UVC