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Added 9 October 2026

deterioration

/dɪˌtɪəɹɪəˈɹeɪʃən/ noun

In Latin: deperitiō, deterioratio Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about deterioration at Wordnik → Where our words come from →

A symptom of reduced quality or strength.
Process of changing to an inferior state.

Origin

Borrowed from French détérioration; morphologically deteriorate + -ion.

From Wiktionary, via Kaikki.org (CC BY-SA)

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