noun

• The thirteenth letter of many Semitic alphabets/abjads (Phoenician, Aramaic, Hebrew, Syriac, Arabic and others).
• (computing theory) A memory access as part of processing.
• (slang) Clipping of memory. [(uncountable) The ability of the brain to record information or impressions with the facility of recalling them later at will.]
• (education) Initialism of Master of Engineering Management.
• (education) Initialism of Master of Environmental Management.
• (chemistry) Abbreviation of 2 and 5-Dimethoxy-4-ethoxyamphetamine.
• (chemistry) Abbreviation of β-Methoxyethoxymethyl ether, a protecting group in chemistry.
• (ophthalmology) Initialism of monocular estimate method.
• Initialism of model exercise mode.