Pulmonary embolism is the sudden blockage of a major blood vessel (artery) in the lung, usually by a blood clot . In most cases, the clots are small and are not deadly, but they can damage the lung. But if the clot is large and stops blood flow to the lung, it can be deadly.
The term chiaroscuro (from the Italian words chiaro, meaning light, and scuro, meaning dark) refers to the use of light and shade in a work of art to define three-dimensional objects. Masters of this technique were the Italians Leonardo da Vinci and Caravaggio and the Dutch painter Rembrandt.
cholo. A Mexican gangster. Other definitions say this is untrue, and that cholo means only means mestizo. However, since this is an urban dictionary where the idea is to communicate the colloquial, everyday meaning used in contemporary society, the correct meaning is mexican gangster. Cholo is a latino gangster (aka Vato Loco). Some Cholos may get their clothes from Dickies that are 2 sizes larger than what they would normally wear while buttoning only the top button. Cholos may invest in lowrider brand clothing and wear plaid flannel jackets during the winter.