From Longman Dictionary of Contemporary Englishliverliv‧er /ˈlɪvə $ -ər/ ●●○ noun 1 
[countable]HB a large organ in your body that produces bile and cleans your blood2 [countable, uncountable]DFF the liver of an animal, used as food
[countable]HB a large organ in your body that produces bile and cleans your blood2 [countable, uncountable]DFF the liver of an animal, used as foodExamples from the Corpus
liver• Early diagnosis and treatment prevents brain damage and liver cirrhosis.• Add the chicken gizzards and livers and saute for 5 minutes.• The presence of liver disease may suggest a drinking problem, which predisposes the patient to forgotten head trauma and subdural hematoma.• Here they're operating on the patient's liver.• As you enter the liver, you see ethanol molecules diffusing quickly out of the blood and into the surrounding liver cells.• On the Loose After passing through the liver, you exit into a nearby blood vessel.• Deconvolution analysis of the TACs was used to improve separation of the arterial and portal venous phases of total liver blood flow.• She might have had an unknown liver defect or the symptoms were induced by the drug.Origin liver Old English lifer 