coaster , n : A person who originates from or inhabits a coastal area. (slang, dated) A prostitute, especially a white woman, plying her trade in Chinese port towns. (nautical) A sailor (especially the master or pilot of a vessel) who travels only in coastal waters. A merchant vessel that stays in coastal waters, especially one that travels between ports of the same country. (Canada, US) Short for coaster trout (“the brook trout (Salvelinus fontinalis) in Lake Superior and Maine”). [...] Agent noun of coast: one who coasts. (Australia, slang) An itinerant person who shirks work but still seeks food and lodging; a loafer, a sundowner. (US, winter sports) A person who uses a sled or toboggan to slide down a slope covered with ice or snow; a sledder, a tobogganist. Something that coasts or is used to coast. (dated) A small stand or tray, sometimes with wheels, used to pass something such as a decanter or wine bottle around a tabletop. (by extension) A small, flat or tray-like object on...
ischemia , n : (cardiology, pathology) Local disturbance in blood circulation due to mechanical obstruction of the blood supply (for example, embolism, thrombosis, or vasoconstriction). Today is World Heart Day, which was established by the World Heart Federation to highlight the fact that heart disease and stroke are the world’s leading causes of death, and the importance of heart health.