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intima Line breaks: in¦tima
Pronunciation: /ˈɪntɪmə/

Definition of intima in English:

noun (plural intimae ˈɪntɪmiː)

Anatomy & Zoology
The innermost coating or membrane of a part or organ, especially of a vein or artery.
Example sentences
  • Prevention and treatment of endothelium-related arterial thrombosis Endothelial cells, connective tissue, and elastic tissue form the tunica intima of the arterial wall.
  • By 20 years of age, all humans, regardless of race or gender, develop focal thickening of the intima of medium-sized arteries.
  • Atheroma is a discrete plaque containing lipid deposits that arises in the intima of an artery and has a predilection for areas of tortuosity and turbulence of blood flow.


Example sentences
  • Patients with pulmonary arterial hypertension usually have the following conditions: in situ thrombosis caused by endothelial dysfunction, smooth muscle hypertrophy and intimal and adventitial proliferation.
  • The structural changes typically involve muscularization and thickening of precapillary pulmonary arteries, intimal proliferation, obliterative lesions, and thrombosis in situ.
  • The study to evaluate carotid ultrasound with ramipril and vitamin E showed a dose dependent (but blood pressure independent) reduction in carotid artery intimal medial thickness.


Late 19th century: shortening of modern Latin tunica intima 'innermost sheath'.

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