Bronchitis. Inflammation of the larger bronchial tubes; a “cold” affecting the air passages.
Bunion. An enlargement and inflammation of the first joint of the great toe.
Bursa. A pouch; a membranous sac interposed between parts which are subject to movement, one on the other, to allow them to glide smoothly.
Callus (Lat. calleo, to be thick-skinned). Any excessive hardness of the skin caused by friction or pressure.
Canal (Lat. canalis, a canal). A tube or passage.
Capillary (Lat. capillus, hair). The smallest blood-vessels, so called because they are so minute.
Capsule (Lat. capsula, a little chest). A membranous bag enclosing a part.
Carbon Dioxid, often called carbonic acid. The gas which is present in the air breathed out from the lungs; a waste product of the animal kingdom and a food of the vegetable kingdom.
Cardiac (Gr. καρδία, the heart). The cardiac orifice of the stomach is the upper one, and is near the heart; hence its name.
Carnivorous (Lat. caro, flesh, and voro, to devour). Subsisting upon flesh.