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thyroid

Pronunciation: /ˈθaɪ.ɹɔɪd/

The English word “thyroid” has 5 meanings listed here.

adjective

  1. Of, relating to, or being the thyroid cartilage.
  2. Of, relating to, or being the thyroid gland.
  3. Suggestive of a disordered thyroid gland.
  4. Shield-shaped; peltiform.

noun

  1. An extract prepared from the thyroid gland of animals and used in treating deficiency of thyroid hormones.

Etymology

Borrowed from New Latin thyreoīdēs, from Ancient Greek θῠρεοειδής (thŭreoeidḗs, “shield-shaped”), from θῠρεός (thŭreós, “an oblong shield”) + -ειδής (-eidḗs, “-form, -like”).

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