M

m	measurement range	mineralogy	mud acid
Mf	measurements while drilling	Minerals Management Service	mud additive
Ma	measurements-while-drilling	minifrac	mud aging cell
mafic	measuring tank	minimum miscibility concentration	mud anchor
magma	mechanical diversion	minimum miscibility enrichment	mud balance
magnesium test	mechanical jar	minimum miscibility pressure	mud cell
magnetic constant	mechanical skin	minimum restriction	mud cleaner
magnetic field	mechanical specific energy	minimum time path	mud cup
magnetic flux leakage	mechanical sticking	minimum-time path	mud density
magnetic mud	median	minute mark	mud engineer
magnetic particle inspection (MPI)	medium	mis tie	mud filtrate
magnetic permeability	medium induction	miscible	mud hopper
magnetic resonance	membrane potential	miscible displacement	mud house
magnetic reversal sequence	memory gauge	missile	mud in
magnetic toolface	meniscus	mist	mud in sample
magnetic total field	mercury displacement method	mist drilling	mud motor
magnetic-flux leakage	metagenesis	mist extractor	mud out
magnetics	metal gain	mist flow	mud out sample
magnetometer	metal loss	mis-tie	mud oven
magnetotelluric method	metal-to-metal seal	mixed deposits	mud pit
main magnetic field	metamorphic	mixed metal hydroxide	mud program
make a connection	metamorphism	mixed metal silicate	mud pulse telemetry
make hole	meter	mixed-metal hydroxide	mud report
make up	meter calibration	mixed-metal silicate	mud retort
make up water	meter capacity	MMC	mud return line
makeup cathead	meter difference	MME	mud scale
makeup gas	meter factor	MMH	mud still
makeup tongs	meter slippage	MMS	mud tracer
make-up water	methane	MMscf	mud up
managed pressure drilling	methane hydrate	mobile offshore drilling unit	mud weight
mandrel	methyl orange	mobility	mud-aging cell
manifold	methyl orange alkalinity	mobility buffer	mudcake
mantle	methylene blue dye	mobility control	mudding off
map	methylene blue test	mobility ratio	mudding up
marginal well	methylglucoside drilling fluid	model	mud-in sample
marine	mica	modeling	mud-out sample
marine drilling riser	micellar polymer flooding	modified isochronal test	mudrock
marine flooding surface	micellar-polymer flooding	MODU	Multiazimuth towed-streamer acquisition
marker bed	micelle	modulus of compression	multi-capacitance flowmeter
marker joint	micrite	modulus of elasticity	multicomponent seismic data
marketing agreement	microannulus	modulus of rigidity	multifinger caliper
marl	microbial enhanced oil recovery	Moho	multilateral
marsh	microcylindrical log	Mohorovicic discontinuity	multipass method
Marsh funnel	microemulsion	moldic porosity	multiphase
Marsh funnel viscosity	microgel	moment	multiphase flow
mass balance	microlaterolog	monkey board	multiphase fluid
massif	microlog	monkeyboard	multiphase fluid flow
mast	micropaleontology	monomer	multiphase holdup log
mast unit	microporosity	monopole	multiphase meter
master valve	microresistivity	Monte Carlo risk analysis	multiphase pump
material balance	microseismic monitoring	Monte Carlo sampling	multiple completion
material balance equation	microspherical log	Monte Carlo simulation	multiple isotope log
Material Safety Data Sheet	middle time transient data	montmorillonite	multiple isotope spectroscopy
material-balance equation	middle-time transient data	monument	multiple rate tests
matrix	midoceanic ridge	moon pool	multiple reflection
matrix acidizing	midpoint	morning tour	multiple regression
matrix stimulation	midrange	mosquito bill	multiple salinity
maturation	migrate	motorman	multiple service contract
maturity	migration	mousehole	multiple-contact miscibility
maximum flooding surface	Milankovitch cycles	moveable hydrocarbons	multiple-isotope log
maximum recorded temperature	milk emulsion mud	moved hydrocarbons	multiple-isotope spectroscopy
maximum treating pressure	mill	moveout	multiple-rate tests
maximum working pressure (MWP)	mill out	moving-source method	multishot survey
Maxwell's equations	mill shoe	MPD	multiwell pad
MBT test	milligrams per kilogram	mpy	mute
MD	milligrams per liter	MRS	mutual solvent
mean	milling	Mscf/d	MWD
measure point	million standard cubic feet	MSDS	My
measured depth	mils per year penetration	MSE	MYBP
measurement after drilling	mineral	MT	mysid shrimp
measurement error	mineral interest	mud