mL or ml (sometimes mℓ in older usage) may stand for:

• millilitre(s) (also spelled milliliter), a thousandth of a litre in the metric system. Another common way of expressing the same volume is as a cubic centimetre (cm³ or cc), see cubic metre.

• some models of the Mercedes-Benz M-Class (e.g. ML320, ML430)
• megalitre(s) (also spelled megaliter), a million litres in the metric system
• Movimiento Libertario, a libertarian political party in Costa Rica
• Muzzle loading, a term used for British artillery.
• a USCS symbol for silt
• African Transport Trading and Investment Company IATA airline designator

• in artificial languages:
  • the ML programming language
  • a markup language (e.g.: SGML, XML, HTML)
  • machine language
• in email, a mailing list
• in estimation theory, maximum likelihood
• in artificial intelligence, the field of machine learning
• in storage, MultiLevel Recording (as in ML CD-R or ML CD-RW)
• Internet slang for 'much love' or 'make love'

• ml is the ISO 639-1 code for the Malayalam language.

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