PD

Noun

• Initialism of police department
• Initialism of [[w:Phase_detector
• Initialism of public domain
• Initialism of peritoneal dialysis
• Initialism of penile duplication
• Abbreviation of period (full stop) punctuation mark, used in communication systems without punctuation (e.g., telegrams).
• Initialism of professional development
• Initialism of public defender
• Initialism of Parkinson’s disease
• Initialism of Process Deviation

Proper Noun

• Initialism of [[w:Progressive Democrats, a former political party disbanded in 2008.
• Initialism of Port Dickson, a town and district.

Phrase

• Initialism of position doubtful