thyroid









thyroid


adjective

  1. of or relating to the thyroid gland.
  2. of or relating to the largest cartilage of the larynx, forming the projection known in humans as the Adam’s apple.

noun

  1. thyroid gland.
  2. the thyroid cartilage.
  3. an artery, vein, etc., in the thyroid region.
  4. Medicine/Medical. a preparation made from the thyroid glands of certain animals, used in treating hypothyroid conditions.

adjective

  1. of or relating to the thyroid gland
  2. of or relating to the largest cartilage of the larynx

noun

  1. See thyroid gland
  2. Also: thyroid extract the powdered preparation made from the thyroid gland of certain animals, used to treat hypothyroidism

adj.1690s (in reference to both the cartilage and the gland), from Greek thyreoiedes “shield-shaped” (in khondros thyreoiedes “shield-shaped cartilage,” used by Galen to describe the “Adam’s apple” in the throat), from thyreos “oblong, door-shaped shield” (from thyra “door”) + -eides “form, shape” (see -oid). The noun, short for thyroid gland, is recorded from 1849. n.

  1. The thyroid gland.
  2. The thyroid cartilage.
  3. A powdered preparation of the thyroid gland of certain domestic animals, used in the treatment of cretinism and myxedema, in certain cases of obesity, and in skin disorders.

A large gland in the neck that functions in the endocrine system. The thyroid secretes hormones that regulate growth and metabolism.

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