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Abbreviation: PTA
  1. Parent-Teacher Association

Encyclopedia: PTA

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psychotropic agent
psychotropic drug
psychrometer
psylla
psyllid
Psyllidae
psyllium
psyop
Pt
PT boat
PTA
Ptah
ptarmigan
pteranodon
Pteretis
Pteretis struthiopteris
Pteridaceae
Pteridium
Pteridium aquilinum
Pteridium esculentum
pteridological