Standard Lemma guide

thyroidal

adj · 2 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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  • /θaɪˈɹɔɪ.dəl/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɔɪdəl

1

adj

Meaning 1

Of, pertaining to, or affecting the thyroid.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: medicine, physiology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective

Meaning 2

of or relating to the thyroid gland

Definition source: Princeton WordNet 3.0

Examples

  • thyroid deficiency
  • thyroidal uptake

Meaning relationships

Synonyms: thyroid

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *dhwer-der. Proto-Hellenic *thurā Ancient Greek θῠ́ρᾱ (thŭ́rā) Ancient Greek -εος (-eos) Ancient Greek θῠρεός (thŭreós) Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Ancient Greek θῠρεοειδής (thŭreoeidḗs)bor. New Latin thyreoīdēsbor. English thyroid English -al English thyroidal From thyroid + -al.