IPN
The abbreviation IPN stands for:
- Infectious pancreatic necrosis - a viral disease in fish
- Instant Payment Notification - in e-commerce a prerequisite for the immediate download of digital goods, immediate payment confirmation
- Institute for Science Education - a scientific institution in Kiel, see Leibniz Institute for Science and Mathematics Education
- Instituto Pedro Nunes - a Portuguese organization
- Instituto Politécnico Nacional - Spanish for National Polytechnic in Mexico
- Instytut Pamięci Narodowej - Polish for Institute for National Remembrance
- Interplanetary Internet - English for Interplanetary Internet
- Isopropyl nitrate - a fuel additive
- Interpenetrated polymer network - a polymer network made of copolymer plastics
