PDD

English

Noun

PDD

1. (psychology) Initialism of pervasive developmental disorder.
2. (organic chemistry) Initialism of paraphenylenediamine.
3. (medicine) Initialism of photodynamic diagnosis.

   Coordinate term: PDT

Proper noun

PDD

1. (UK politics) Initialism of People Demand Democracy.

Anagrams

• DDP, DPD