Erg
/ɜːrɡ/
Definition 1 of 2
Pro Tip 1/3Physics Measure
An 'erg' is a tiny amount of energy, much smaller than a joule.
Her experiment released millions of ergs in only a few seconds.
Pro Tip 2/3Technical Term
Used mainly in scientific contexts, not in everyday conversation.
The energy emitted equaled 500 ergs.
Pro Tip 3/3Precision Required
When discussing work or energy in physics, precision is key, so use 'ergs' accurately.
That small reaction yielded about 150 ergs.
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Unfortunate
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