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We found 8 dictionaries that define the word OPN:

General (5 matching dictionaries)
  1. opn: Merriam-Webster
  2. opn: Wordnik
  3. OPN: Wiktionary
  4. OPN: Dictionary.com
  5. OPN: Wikipedia, the Free Encyclopedia

Miscellaneous (2 matching dictionaries)
  1. OPN: Acronym Finder
  2. AbbreviationZ (No longer online)

Science (1 matching dictionary)
  1. OPN: Cytokines & Cells Online Pathfinder Encyclopaedia

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Definitions from Wiktionary (OPN)

▸ noun:  Initialism of omnipause neuron.

Similar:
BSP, expression, role, expressed, had, AA, Af, ambit, AP, App, more...

Opposite:
closed, shut, sealed, blocked, inaccessible

▸ Words similar to OPN

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▸ Rhymes of OPN

▸ Invented words related to OPN

Similar:
BSP, expression, role, expressed, had, AA, Af, ambit, AP, App, more...

Opposite:
closed, shut, sealed, blocked, inaccessible



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