Acetanilide: Acetanilide,, synthetic organic compound introduced in therapy in 1886 as a fever-reducing drug. Its effectiveness in relieving pain was discovered soon thereafter, and it
MidÂ·west. A region of the north-central United States around the Great Lakes and the upper Mississippi Valley. It is generally considered to include Ohio, Indiana, Illinois, Michigan, Wisconsin, Minnesota, Iowa, Missouri, Kansas, and Nebraska. The area is known for its rich farmlands and highly industrialized centers.
The United States is composed of many regions, areas with a common physical or cultural aspect. While there is no official designations regarding which states do or do not fit within each region, there are some generally accepted guidelines. Also, one particular state may be part of several different regions. For instance, you can assign Kansas as a Midwestern state and just as easily call it a Central state, just as you could call Oregon a Pacific state, a Northwestern state, or a Western state. A List of the Various Regions of the United States. Atlantic States: The states that border the Atlantic Ocean from Maine in the north to Florida in the South. Does not include the states bordering the Gulf of Mexico, even though it is part of the Atlantic Ocean.