Water and Wastewater Terms Beginning M

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

M (molar)
macronutrient
macroscopic organisms
main line
main sewer
man machine interface (MMI)
mandrel
manhole
manhole bedding
manhole channel
manhole depth
manhole elevation
manhole flow
manhole frame
manhole grade ring
manhole infiltration
manhole inflow
manhole invert
manhole jack
manhole lid
manhole lid dust pan
manhole ring
manhole sealing
manhole tools
manhole trough
manhole vent
manifold
Manning's Formula
Manning's Tables
manometer
masking agent
mass emission rate
material safety data sheet (MSDS)
maximum contaminant level (MCL)
maximum residual disinfectant level (MRDL)
MBAS (methylene blue active substance)
MBR
MBR (membrane bioreactor)
MCL (maximum contaminant level)
MCLG (maximum contaminant level goal)
MCRT (mean cell residence time)
mean
mean cell residence time (MCRT)
measured flow
measured variable
mechanical aeration
mechanical cleaning
mechanical joint
mechanical plug
media
median
meg
megger (from megohm)
megohm
membrane bioreactor (MBR)
membrane fouling
meniscus
mercaptans
mesh
mesophilic bacteria
mesotrophic
metabolism
metal
metalimnion
metered
methoxychlor
methyl orange alkalinity
MF
mg/L
microbial growth
microfiltration (MF)
micron(µm)
micronutrient
microorganisms
microscreen
mil
milligrams per liter (mg/L)
millimicron
million gallons
mineral
mineral content
miscible
mixed liquor
mixed liquor suspended solids (MLSS)
mixed liquor volatile suspended solids (MLVSS)
mixture
MLSS
MLVSS
mode
molar
molarity
mole
molecular oxygen
molecular weight
molecule
monitor, television
monomer
monomictic
monovalent
most probable number (MPN)
mother circuit board
motile
motor efficiency
moving average
MPN (most probable number)
MRDL (maximum residual disinfectant level)
MSDS
mudballs
muffle furnace
multistage pump
mutagenic
M-zoned