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Origin of atomic number
Words nearby atomic number
Example sentences from the Web for atomic number
“Our members continue to face a number of challenges,” she said.
The number of dissenters though is unprecedented in the modern era.Democrats Accidentally Save Boehner From Republican Coup|Ben Jacobs, Jackie Kucinich|January 6, 2015|DAILY BEAST
Starting under Theodore Roosevelt and Howard Taft, embassies headed by career diplomats increased in number.
The number of diplomats was pitiful (45 appointees in 1860), as was the amount of money allocated to them.
Jett sees this number as a marker of how much the president allows professionals to do the job.
The country is well inhabited, for it contains fifty-one cities, near a hundred walled towns, and a great number of villages.Gulliver's Travels|Jonathan Swift
We had six field-pieces, but we only took four, harnessed wit twice the usual number of horses.
There are a number of bacilli, called acid-fast bacilli, which stain in the same way as the tubercle bacillus.A Manual of Clinical Diagnosis|James Campbell Todd
Five of the number had studied with Liszt before, and the young men are artists already before the public.Music-Study in Germany|Amy Fay
I do not think the average number of passengers on a corresponding route in our country could be so few as twenty.Glances at Europe|Horace Greeley
British Dictionary definitions for atomic number
Medical definitions for atomic number
Scientific definitions for atomic number
Cultural definitions for atomic number
The number of protons or electrons normally found in an atom of a given chemical element. The higher the atomic number, the heavier the atom is. In a neutral atom, the number of protons and electrons is the same. (See atomic weight and periodic table of the elements.)