|
|
nuclear fusion |
Noun
|
a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy |
|
|
natural childbirth |
Noun
|
labor and childbirth without medical intervention |
|
|
natural process |
Noun
|
a process existing in or produced by nature (rather than by the intent of human beings) |
|
|
natural action |
Noun
|
a process existing in or produced by nature (rather than by the intent of human beings) |
|
|
necrolysis |
Noun
|
disintegration and dissolution of dead tissue |
|
|
negative feedback |
Noun
|
feedback in opposite phase with (decreasing) the input |
|
|
neoplasia |
Noun
|
the pathological process that results in the formation and growth of a tumor |
|
|
neurogenesis |
Noun
|
the development of nerve tissues |
|
|
neutralization reaction |
Noun
|
a chemical reaction in which an acid and a base interact with the formation of a salt |
|
|
neutralisation reaction |
Noun
|
a chemical reaction in which an acid and a base interact with the formation of a salt |
|
|
new line |
Noun
|
the operation that prepares for the next character to be printed or displayed as the first character on the next line |
|
|
nitrification |
Noun
|
the oxidation of ammonium compounds in dead organic material into nitrates and nitrites by soil bacteria (making nitrogen available to plants) |
|
|
nitrification |
Noun
|
the chemical process in which a nitro group is added to an organic compound (or substituted for another group in an organic compound) |
|
|
nitrogen cycle |
Noun
|
the circulation of nitrogen |
|
|
nitrogen fixation |
Noun
|
the assimilation of atmospheric nitrogen by soil bacteria and its release for plant use on the death of the bacteria |
|
|
nocturia |
Noun
|
excessive urination at night |
|
|
nycturia |
Noun
|
excessive urination at night |
|
|
nocturnal emission |
Noun
|
ejaculation during sleep, usually during a dream |
|
|
nondevelopment |
Noun
|
failure of normal development to occur |
|
|
nondisjunction |
Noun
|
meiosis in which there is a failure of paired homologous chromosomes to separate |
|
|
nuclear reaction |
Noun
|
(physics) a process that alters the energy or structure or composition of atomic nuclei |
|
|
nuclear meltdown |
Noun
|
severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping |
|
|
natural selection |
Noun
|
a natural process resulting in the evolution of organisms best adapted to the environment |
|
|
numerical value |
Noun
|
a real number regardless of its sign |
|
|
nybble |
Noun
|
a small byte |
|
|
no. |
Noun
|
the number designating place in an ordered sequence |
|
|
number 1 |
Noun
|
the first element in a countable series |
|
|
nanometer |
Noun
|
a metric unit of length equal to one billionth of a meter |
|
|
nanometre |
Noun
|
a metric unit of length equal to one billionth of a meter |
|
|
nm |
Noun
|
a metric unit of length equal to one billionth of a meter |
|
|
newton |
Noun
|
a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram |
|
|
nautical chain |
Noun
|
a nautical unit of length (15 ft) |
|
|
nautical mile |
Noun
|
a unit of length used in navigation |
|
|
nautical mile |
Noun
|
a former British unit of length equivalent to 6,080 feet (1,853.184 meters) |
|
|
nautical linear unit |
Noun
|
a linear unit of distance used in navigation |
|
|
naut mi |
Noun
|
a unit of length used in navigation |
|
|
naut mi |
Noun
|
a former British unit of length equivalent to 6,080 feet (1,853.184 meters) |
|
|
nanovolt |
Noun
|
a unit of potential equal to one billionth of a volt |
|
|
naira |
Noun
|
the basic unit of money in Nigeria |
|
|
ngultrum |
Noun
|
the basic unit of money in Bhutan |
|
|
ngwee |
Noun
|
100 ngwee equal 1 kwacha in Zambia |
|
|
nutritionist's calorie |
Noun
|
a unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure |
|
|
nucleon number |
Noun
|
the sum of the number of neutrons and protons in an atomic nucleus |
|
|
natural number |
Noun
|
the number 1 and any other number obtained by adding 1 to it repeatedly |
|
|
net ton |
Noun
|
a United States unit of weight equivalent to 2000 pounds |
|
|
numerator |
Noun
|
the dividend of a fraction |
|
|
nanogram |
Noun
|
one billionth (1/1,000,000,000) gram |
|
|
ng |
Noun
|
one billionth (1/1,000,000,000) gram |
|
|
niner |
Noun
|
the cardinal number that is the sum of eight and one |
|
|
nil |
Noun
|
a quantity of no importance |