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Moment of a force Tendency of a force to rotate the body to which is applied about
axis or point
Momentum Product (multiplication) of mass of moving body and its velocity
Monera Group of prokaryotic organisms that typically reproduce by asexual
reproduction
Morbidity The condition of being diseased
Mortality rate Rate of occurrence of death within a population
Mortality Death
Multimedia exposure (in the context of health) Exposure to a toxic substance
from multiple pathways such as food and air
Municipal wastewater The spent or used water from urban settlement
Mutualism Interaction between two or more species for mutual benefit
Myocardial infarction (MI) Heart attack
National ambient air quality standards (NAAQS) Air quality standards adopted
by a country
Nephrology Branch of medical science which focuses on the treatment of kidney
conditions as well as abnormalities
Neurology Branch of medical science dealing with disorders of the nervous system
Neutrons Neutral particle of an atom
Night soil Human excreta
Nitrates Compounds of nitrogen and oxygen with three oxygen atoms and one
nitrogen atom
Nitric oxide (NO) Gas with one atom of oxygen and one atom of nitrogen
Nitrogen dioxide (NO 2 ) Gas with one two of oxygen and one atom of nitrogen
Non-point source (in the context of pollution) Pollution sources which cannot
be traced back to single point like agriculture, urban area, forestry and mining
Nosocomial infection Transfer of infection from healthcare establishments to
individuals
Nucleoid Region in the bacteria cell where DNA is localized
Nucleotide Subunit of DNA or RNA
Nucleus of an atom Dense region at the centre of atom comprising protons and
neutrons
Nutrient loads (in the context of water pollution) Total quantity of nitrogen and
phosphorous entering a water body in a given time
Obstetrics Medical specialization concerned with pregnancy, child birth and the
postpartum period
Ocean acidification Increase in acidity in sea water
Ocean heat uptake efficiency Measure of the global ocean heat storage as global
surface temperature increases
Oncology Medical specialization that deals with the prevention, diagnosis and
treatment of cancer
Open burning (in the context of solid waste) Burning of solid waste without
control on air pollution
Operating cost Day-to-day expenditure of an operation of any facility
Glossary
Moment of a force Tendency of a force to rotate the body to which is applied about
axis or point
Momentum Product (multiplication) of mass of moving body and its velocity
Monera Group of prokaryotic organisms that typically reproduce by asexual
reproduction
Morbidity The condition of being diseased
Mortality rate Rate of occurrence of death within a population
Mortality Death
Multimedia exposure (in the context of health) Exposure to a toxic substance
from multiple pathways such as food and air
Municipal wastewater The spent or used water from urban settlement
Mutualism Interaction between two or more species for mutual benefit
Myocardial infarction (MI) Heart attack
National ambient air quality standards (NAAQS) Air quality standards adopted
by a country
Nephrology Branch of medical science which focuses on the treatment of kidney
conditions as well as abnormalities
Neurology Branch of medical science dealing with disorders of the nervous system
Neutrons Neutral particle of an atom
Night soil Human excreta
Nitrates Compounds of nitrogen and oxygen with three oxygen atoms and one
nitrogen atom
Nitric oxide (NO) Gas with one atom of oxygen and one atom of nitrogen
Nitrogen dioxide (NO 2 ) Gas with one two of oxygen and one atom of nitrogen
Non-point source (in the context of pollution) Pollution sources which cannot
be traced back to single point like agriculture, urban area, forestry and mining
Nosocomial infection Transfer of infection from healthcare establishments to
individuals
Nucleoid Region in the bacteria cell where DNA is localized
Nucleotide Subunit of DNA or RNA
Nucleus of an atom Dense region at the centre of atom comprising protons and
neutrons
Nutrient loads (in the context of water pollution) Total quantity of nitrogen and
phosphorous entering a water body in a given time
Obstetrics Medical specialization concerned with pregnancy, child birth and the
postpartum period
Ocean acidification Increase in acidity in sea water
Ocean heat uptake efficiency Measure of the global ocean heat storage as global
surface temperature increases
Oncology Medical specialization that deals with the prevention, diagnosis and
treatment of cancer
Open burning (in the context of solid waste) Burning of solid waste without
control on air pollution
Operating cost Day-to-day expenditure of an operation of any facility
Glossary