Entropy

noun
/ˈɛntrəpi/
A measure of the amount of disorder or randomness in a thermodynamic system, indicating how much energy is unavailable to do useful work.

✍️ Usage in a UPSC answer

Left unchecked, institutional entropy sets in: regulatory bodies ossify, files gather dust, and accountability dissipates, so that periodic administrative reform is less a luxury than a structural necessity to arrest the slide of governance into inertia and disorder.

Synonyms

disorderdisorganisationrandomnesschaosdegenerationdecay

Antonyms

orderorganisationnegentropystability

🌱 Word Family

entropic (adj), entropically (adv), entropies (n pl), negentropy (n)

🔡 Root

German Entropie, coined 1865 by Clausius; Greek tropē = transformation; modelled on Energie

📜 Etymology

From German Entropie, coined in 1865 by Rudolf Clausius from Ancient Greek tropē (transformation), modelled on Energie (energy).

🧠 Memory Hook

EN + TROPE (a turning): energy 'turning in' on itself and dispersing -- think of a tidy room inevitably 'turning into' chaos. The trop- root (as in 'tropic', a turning point) signals transformation toward disorder.

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