Definition of squalene in English:

squalene

noun

Biochemistry
  • An oily liquid hydrocarbon that occurs in shark liver oil and human sebum, and is a metabolic precursor of sterols.

    • ‘Approximately 80% of the cholesterol in your blood is synthesized in your liver from squalene.’
    • ‘Human sebaceous glands secrete a lipid mixture of mainly triglycerides, wax esters, free fatty acids, and squalene.’
    • ‘Olive oil is rich in monounsaturated fat and antioxidant compounds including oleuropein and squalene.’
    • ‘Olive oil also contains squalene and oleuropein, which are powerful antioxidants, protecting blood cholesterol from oxidation.’
    • ‘Sebum is produced in the sebaceous glands and consists of glycerides, wax esters, squalene, and cholesterol.’

Origin

Early 20th century: from Latin squalus (see squalamine) + -ene.

Pronunciation:

squalene

/ˈskwālēn/