hyperthyroidism

H4Y4P3E1R1T1H4Y4R1O1I1D2I1S1M3
UK/ˌhaɪ̯pəˈθaɪ̯ɹɔɪ̯ˌdɪzəm/

noun

The excessive production of hormones by the thyroid.

Similar
thyrotoxicosis
Opposite
hypothyroidism
OriginEnglish thyroid ← New Latin thyreoīdēs ← Ancient Greek θῠρεοειδής (thŭreoeidḗs) →
Less commonScrabble 32
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Meanings

nounhyperthyroidism (countable and uncountable, plural hyperthyroidisms)

plural hyperthyroidisms

  1. countableuncountablemedicineThe excessive production of hormones by the thyroid.
  2. countableuncountablemedicineThe pathological condition resulting from these excess hormones.

    Antonyms: hypothyroidism

Synonyms & antonyms

nounThe pathological condition resulting from these excess hormones.

Opposite
hypothyroidism

More synonyms by meaning

nounan overactive thyroid gland; pathologically excessive production of thyroid hormones or the condition resulting from excessive production of thyroid hormones

Similar
thyrotoxicosis
Opposite
hypothyroidism
Broader
glandular diseasegland diseaseglandular disorder
Also see
hyperthyreosishyperthyroidizationthyrotoxicosis

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*úp
  2. Proto-Indo-European*upér
  3. Proto-Hellenic*hupér
  4. Ancient Greekῠ̔πέρ (hŭpér)
  5. Ancient Greekῠ̔περ- (hŭper-)
  6. Englishhyper-
  7. Proto-Indo-European*dʰwer-
  8. Proto-Hellenic*tʰurā
  9. Ancient Greekθῠ́ρᾱ (thŭ́rā)
  10. Ancient Greekθῠρεός (thŭreós)
  11. Proto-Indo-European*weyd-
  12. Proto-Indo-European*wéydos
  13. Proto-Hellenic*wéidos
  14. Ancient Greekεἶδος (eîdos)
  15. Ancient Greekθῠρεοειδής (thŭreoeidḗs)
  16. New Latinthyreoīdēs
  17. Englishthyroid
  18. Englishhyperthyroidism

From hyper- + thyroid + -ism.

Full word history & related roots →

Translations

Catalan hipertiroïdisme
  • hipertiroïdismepathological condition resulting from excess thyroid hormones
Chinese Mandarin 甲狀腺機能亢進 /甲状腺机能亢进, 甲亢
  • 甲狀腺機能亢進 /甲状腺机能亢进 (jiǎzhuàngxiàn jīnéng kàngjìn)excessive production of hormones by the thyroid
  • 甲亢 (jiǎkàng)excessive production of hormones by the thyroid
  • 甲狀腺機能亢進 /甲状腺机能亢进 (jiǎzhuàngxiàn jīnéng kàngjìn)pathological condition resulting from excess thyroid hormones
  • 甲亢 (jiǎkàng)pathological condition resulting from excess thyroid hormones
Czech hypertyreóza
  • hypertyreózapathological condition resulting from excess thyroid hormones
Estonian kilpnäärme ületalitlus, hüpertüreoos
  • kilpnäärme ületalitlusexcessive production of hormones by the thyroid
  • hüpertüreoosexcessive production of hormones by the thyroid
Finnish kilpirauhasen liikatoiminta, kilpirauhasen liikatoiminta
  • kilpirauhasen liikatoimintaexcessive production of hormones by the thyroid
  • kilpirauhasen liikatoimintapathological condition resulting from excess thyroid hormones
  • hypertyreoosipathological condition resulting from excess thyroid hormones
French hyperthyroïdie
  • hyperthyroïdiepathological condition resulting from excess thyroid hormones
Hungarian pajzsmirigy-túlműködés
  • pajzsmirigy-túlműködéspathological condition resulting from excess thyroid hormones
Irish hipirtíoróideacht, hipirtíoróideacht
  • hipirtíoróideachtexcessive production of hormones by the thyroid
  • hipirtíoróideachtpathological condition resulting from excess thyroid hormones
Polish nadczynność tarczycy, nadczynność tarczycy
  • nadczynność tarczycyexcessive production of hormones by the thyroid
  • nadczynność tarczycypathological condition resulting from excess thyroid hormones
Russian гипертирео́з, гипертирео́з
  • гипертирео́з (gipertireóz)excessive production of hormones by the thyroid
  • гипертирео́з (gipertireóz)pathological condition resulting from excess thyroid hormones
Spanish hipertiroidismo, hipertiroidismo
  • hipertiroidismoexcessive production of hormones by the thyroid
  • hipertiroidismopathological condition resulting from excess thyroid hormones
Swedish hypertyreos, hypertyreos
  • hypertyreosexcessive production of hormones by the thyroid
  • hypertyreospathological condition resulting from excess thyroid hormones
Tagalog bosyo, bosyo
  • bosyoexcessive production of hormones by the thyroid
  • bosyopathological condition resulting from excess thyroid hormones
Cite this entry
APA

hyperthyroidism. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/hyperthyroidism

MLA

“hyperthyroidism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hyperthyroidism. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “hyperthyroidism,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/hyperthyroidism.

Source: hyperthyroidism on Wiktionary, CC BY-SA 4.0.