Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym HNN is...

HNN is

  • Hand Held Nebulizer

More Meanings For HNN:

  • Higman Neumann Neumann
  • Hand Held Nebulizer
  • History News Network
  • Honinabi, Papua New Guinea

HNN is also in:

Acronym Definition Searched: H NK 14873 MOSTT MRTT UDF WDC 36046 VKE QS ELW HP ป.กศ.สูง 12786 ASD