Meaning of intima in English:


Pronunciation /ˈɪntɪmə/

nounplural noun intimae/ˈɪntɪmiː/

Anatomy Zoology
  • The innermost coating or membrane of a part or organ, especially of a vein or artery.

    ‘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.’
    • ‘The arteries were most susceptible, with bruising of the intima and adventitia and separation of the media from the vessel walls.’
    • ‘Dissection refers to a tear or defect in the intima of the aorta which allows blood to enter the media, separating it into two layers.’


Late 19th century shortening of modern Latin tunica intima ‘innermost sheath’.