M3
M3, M-3 or M03 may refer to:
M3 (economics), a measure of the money supply
Metribolone
M3, an ISO metric screw thread size
Science
Cubic meter (m3), a unit of volume
Messier 3 (M3), a globular cluster in the constellation Canes Venatici
M3 Receptor, an acetylcholine muscarinic receptor
ATC code M03 Muscle relaxants, a subgroup of the Anatomical Therapeutic Chemical Classification System
M3, the minimal modular, but non-distributive lattice in mathematical order theory
Computers and electronics
Leica M3, a landmark 35mm rangefinder camera
Modula-3 (M3), a programming language
M3, a British peak programme meter standard used for measuring the volume of audio broadcasts
M3, amateur Radio callsign prefix in the United Kingdom
Macro processor m3 written by Dennis Ritchie for the AP-3 minicomputer. m3 is the predecessor to m4.
M3, a diode electrical component
Entertainment
M3 adapter, a Game Boy Advance movie player
M3 Music Card, a 2007 Chinese company Meizu Flash-based MP3 player
Metroid 3
