thyroid
/ˈθaɪ.ɹɔɪd/
Proposed by a contributor, not yet supported by evidence.
Also seen as: thyroids
Sense 1
Meaning · English
Of, relating to, or being the thyroid cartilage.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
Of, relating to, or being the thyroid gland.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
Meaning · English
Ellipsis of thyroid gland. — An extract prepared from the thyroid gland of animals and used in treating deficiency of thyroid hormones.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “thyroid” mean?
Of, relating to, or being the thyroid cartilage.
Is “thyroid” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.