GIZZARD

noun Etymology: alteration of Middle English giser ~, liver, from Anglo-French gesir, giser, from Latin gigeria (plural) giblets Date: 1565 1. the muscular enlargement of the alimentary canal of birds that has usually thick muscular walls and a tough horny lining for grinding the food and when the crop is present follows it and the proventriculus, a thickened part of the alimentary canal in some animals (as an insect or an earthworm) that is similar in function to the crop of a bird, innards