gram-atom

or gram atom

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noun Chemistry.

the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element.

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Also called gram-atomic mass, gram-a·tom·ic weight

[gram-uh-tom-ik, -tom-]. /ˈgræm əˈtɒm ɪk, -ˌtɒm-/.

Compare Avogadro's number.

Origin of gram-atom

First recorded in 1895–1900

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use gram-atom in a sentence

Check: “This atom smashing business is going to herald the final victory of the machine.”
Mailer’s Letters Pack a Punch and a Surprising Degree of Sweetness|Ronald K. Fried|December 14, 2014|DAILY BEAST
They found that there are roughly 1,900 hydrogen atoms for each deuterium atom in the water on Comet 67P.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
Furthermore, a person with norovirus has about 70 billion viral particles per gram of stool.
A Doctor Explains Why Cruise Ships Should Be Banned|Kent Sepkowitz|November 19, 2014|DAILY BEAST
The European formula for Fireball has even less: under one gram per kilogram of propylene glycol.
Europeans Recall Fireball Whiskey Over a Sweetener Also Used in Antifreeze|Tim Mak|October 28, 2014|DAILY BEAST

Releasing a new issue was like dropping an atom bomb on the industry.
It Was All a Dream: Drama, Bullshit, and the Rebirth of The Source Magazine|Alex Suskind|October 14, 2014|DAILY BEAST
Recognition of the pneumococcus depends upon its morphology, the fact that it is Gram-staining, and the presence of a capsule.
A Manual of Clinical Diagnosis|James Campbell Todd
The great majority belong to the colon bacillus group, and are negative to Gram's method of staining.
A Manual of Clinical Diagnosis|James Campbell Todd
A Gram-positive stool due to cocci is suggestive of intestinal ulceration.
A Manual of Clinical Diagnosis|James Campbell Todd
Gram's method (p. 40) is a very useful aid in distinguishing certain bacteria.
A Manual of Clinical Diagnosis|James Campbell Todd
This is a minute, slender rod, which lies within and between the pus-corpuscles (Fig. 125), and is negative to Gram's stain.
A Manual of Clinical Diagnosis|James Campbell Todd

British Dictionary definitions for gram-atom

gram atom

gram-atomic weight

noun

an amount of an element equal to its atomic weight expressed in grams: now replaced by the moleSee mole 4

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012