PPI

1. Plan Position Indicator
2. Proton pump inhibitor

• atomizer
• atomizers
• atomizes
• atomizing
• atom-probe-field-ion microscope
• atoms
• atom-smasher
• atom-smashers
• atomy
• atonal
• atonalism
• atonalisms
• atonalist
• atonalists
• atonalities
• atonality
• atonally
• at once
• at one
• atone
• atoned
• at one fell swoop
• at one go
• atonement
• Atonement