Cod liver n. The liver of the common cod and allied species.
Cod-liver oil, an oil obtained from the liver of the codfish, and used extensively in medicine as a means of supplying the body with fat in cases of malnutrition.
... and may be taken in reasonable amounts with decided benefit to the whole body. In temperate climates it is generally estimated that about three ounces is a desirable amount for the average adult. In this connection it may not be out of place to mention that the various preparations of cod-liver oil, advertised so freely in the lay press, in some instances actually do not contain a single particle of the substance that they are supposed to be principally composed of; and it may be further stated that there is no good reason to believe that bulk for ... — Health on the Farm - A Manual of Rural Sanitation and Hygiene • H. F. Harris
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