411 REFERENCE · Wiktionary
PPD
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
ppd
English
Noun
~
en psychiatry en paranoid personality disorder.
en SzPD StPD
en psychiatry en postpartum depression.
en PPMD
en protein en purified protein derivative.
en computing en pixels per degree a measurement of the visual fidelity of a virtual reality headset.
en astronomy countable proplyd; en protoplanetary disc.
en CPD
en Q415024 en organic compound en paraphenylenediamine<id:Q415024>.
en management en project product description.
Further reading
en purified protein derivative
Anagrams
en dpp DPP PDP