A single layer of tall, thin cells. These large cells contain organelles that enable them to perform complex functions. In the intestines, it produces and secretes mucus and digestive enzymes. These often have cilia and microvilli on the surface. nonciliated simple columnar epithelium single layer of nonciliated column-like cells with nuclei near base of cells; contains goblet cells and cells with microvilli in some locations; function in secretion and absorption
Definition of copper. 1  any of various small butterflies of the family Lycaenidae having copper colored wings. 2  a reddish brown the color of polished copper. 3  uncomplimentary terms for a policeman.  a copper penny.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Copper(noun) a common metal of a reddish color, both ductile and malleable, and very tenacious. It is one of the best conductors of heat and electricity. 2  Copper(noun) a coin made of copper; a penny, cent, or other minor coin of copper.