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Definition of thyroid noun from the Oxford Advanced Learner's Dictionary

thyroid

noun
 
/ˈθaɪrɔɪd/
 
/ˈθaɪrɔɪd/
(also thyroid gland)
(anatomy)
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  1. a small organ at the front of the neck that produces hormones that control the way in which the body grows and functions
    • an underactive/overactive thyroid
    Oxford Collocations DictionaryThyroid is used before these nouns:
    • gland
    • imbalance
    See full entry
    Word Originearly 18th cent. (as an adjective): from Greek (khondros) thureoeidēs ‘shield-shaped (cartilage)’, from thureos ‘oblong shield’.
See thyroid in the Oxford Advanced American DictionarySee thyroid in the Oxford Learner's Dictionary of Academic English
aspiration
noun
 
 
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