Science & TechnologyGreek → English
Energy
/ˈɛnədʒi/
The capacity to do work or cause change.
The Greek roots
ἐν
en
in
ἔργον
érgon
work
Literally: “activity, being at work”
The story of the word
Aristotle used enérgeia for being-in-action. It travelled through Latin into modern physics as the measurable ability to do work.
The same roots elsewhere
Other languages reached for exactly the same Greek pieces.
In a sentence
Solar panels turn light into usable energy.