- Mill Island
- m : million
- Millard's rat
- Millbank
- Millbrae
- Millbrook
- Millburn
- Millbury
- Millcreek
- Milledgeville
- Millennium bug
- Miller's Crossing
- Miller-Abbott tube
- Miller-Colburn file
- Miller-Fisher syndrome
- Miller elevator
- Miller curet
- Miller curette
- Miller cylindrical projection
- Milles' syndrome
- milli...
- milliamp , mA
- milliampere , mA
- multibillion loan
- money burner
- multibillion deficit
- millicoulomb , mC
- millicurie , mCi
- millielectron volt, meV
- millifarad , mF
- Milligan's operation
- milligauss , mG
- milligram , mg
- milligramme , mg
- millihenry , mH
- millijoule , mJ
- Millikan's oil drop experiment
- millilambert , mla , mL , mLb
- milliliter , ml
- millilitre , ml
- millimetres of mercury , mm Hg
- millimeter , mm
- millimetre , mm
- millimetric radar
- million seller
- millionth of a second
