MH
- mh – (s) Marshallese language (ISO 639-1 code)
- mH – (s) Millihenry
- MH – (s) Marshall Islands (postal symbol; ISO 3166 digram) – Megahenry – Montserrat (FIPS 10-4 territory code)
- MHC – (i) Major Histocompatibility Complex
- MHHW – (i) Mean Higher High Water (nautical charts)
- MHL – (s) Marshall Islands (ISO 3166 trigram)
- MHLW – (i) Mean Higher Low Water (nautical charts)
- MHRA – (i) (UK) Medicines and Healthcare products Regulatory Agency
- MHW – (i) Mean High Water (nautical charts)
- MHWN – (i) Mean High Water Neaps (nautical charts)
- MHWS – (i) Mean High Water Springs (nautical charts)
- MHz – (s) Megahertz
Read more about this topic: List Of Acronyms And Initialisms: M