Standard Lemma guide

erethism

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈɛɹɪθɪzəm/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

Abnormal excitement of a bodily organ or tissue.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any unusual or morbid overexcitement.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A neurological disorder arising from mercury poisoning, leading to irritability, depression, etc.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: erethism mercurialis, mad hatter disease, mad hatter syndrome

Antonyms: none provided

4

noun

Meaning 4

an abnormally high degree of irritability or sensitivity to stimulation of an organ or body part

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: abnormality, abnormalcy

History

Etymology

From French éréthisme, from Ancient Greek ἐρεθισμός (erethismós), from ἐρεθίζειν (erethízein, “to irritate”).

Across languages

Translations

8 source translations are retained for this English entry.

  • Catalan: eretisme — pathology: abnormal excitement of organ or tissue
  • Finnish: eretismi — pathology: abnormal excitement of organ or tissue
  • French: éréthisme — pathology: abnormal excitement of organ or tissue
  • German: Erethismus — pathology: abnormal excitement of organ or tissue
  • German: Erethie — pathology: abnormal excitement of organ or tissue
  • Occitan: eretisme — pathology: abnormal excitement of organ or tissue
  • Spanish: eretismo — pathology: abnormal excitement of organ or tissue
  • Finnish: yliärtymys — overexcitement
Real reading context

erethism in complete knowledge articles