| MCA | McGill University | McIntosh |
| McNaghten rulesAlso M'Naghten or Macnaughton Rules are a set of guidelines for an insanity defense formulated by the Judges of the House of Lords in 1843, used in England and Wales until the 1960s: Persons acting under the influence of an insane delusion are punishable | McLarenThe name McLaren can refer to the following: Bruce McLaren, racing driver and founder of the Team McLaren racing team Team McLaren, racing team which is most noted as a Formula One constructor but has also competed in Le Mans, CanAm, and Indianapolis 500 | McDonald's CorporationMcDonald's Corporation is the world's largest chain of fast-food restaurants. Although McDonald's did not invent the hamburger or fast food, its name has become nearly synonymous with both. Corporate overview McDonald's Corporation operates more than 31,0 |
| McLean HospitalMcLean Hospital is a mental hospital in Belmont, Massachusetts noted for the large number of famous people who have been treated there, including Nobel Prize-winning mathematician John Nash, and poets Robert Lowell and Sylvia Plath. The hospital is also t | McLibel caseThe McLibel case is the nickname for an English court action filed by McDonald's Corporation against unemployed environmental activists Helen Steel and David Morris . The case enjoys the distinction of being the longest-running court action in English his | McCarthyismMcCarthyism named after Joseph McCarthy, was a period of intense anticommunism, also known as the (second) Red Scare, which occurred in the United States from 1948 to about 1956 (or later), when the government of the United States actively persecuted the |
| McCormick PlaceMcCormick Place is an enormous exposition complex located in Chicago, Illinois. Made up of three interconnected buildings, it is the largest convention center in the United States, and the second largest in the world. The original building was erected in | McKim, Mead, and WhiteMcKim, Mead, and White was the premier architectural firm in the eastern United States at the turn of the twentieth century. The firm consisted of Charles McKim, William Mead, and Stanford White. McKim and White studied under Henry Hobson Richardson befor | McKinley tariffThe McKinley tariff of 1890 was set the average ad valorem tariff rate for imports to the United States at 50%, and protected agriculture. Its chief proponent was Congressman and future President William McKinley. In return for its passage, the Sherman Si |
| McCarran Internal Security Act | MCS | MC Ade |
| McBain (The Simpsons) | McCabe & Mrs. Miller | McMinnville |
| McCracken County, Kentucky | McDowell County, West Virginia | McMullen County, Texas |
| McLennan County, Texas | McCulloch County, Texas | McNairy County, Tennessee |
| McMinn County, Tennessee | McPherson County, South Dakota | McCook County, South Dakota |
| McCormick County, South Carolina | McKean County, Pennsylvania | McIntosh County, Oklahoma |
| McCurtain County, Oklahoma | McClain County, Oklahoma | McGeorge Bundy |
| McLean County, North Dakota | McKenzie County, North Dakota | McIntosh County, North Dakota |
| McHenry County, North Dakota | McDowell County, North Carolina | McKinley County, New Mexico |
| McPherson County, Nebraska | McCone County, Montana | McDonald County, Missouri |
| McLeod County, Minnesota | McLean County, Kentucky | McCreary County, Kentucky |
| McPherson County, Kansas | McLean County, Illinois | McHenry County, Illinois |
| McDonough County, Illinois | McIntosh County, Georgia | McDuffie County, Georgia |
| McKenzie, Alabama | McDonald Chapel, Alabama | McMullen, Alabama |
| McIntosh, Alabama | McKinley Park, Alaska | McCarthy, Alaska |
| McGrath, Alaska | MC Ren | McNary, Arizona |
| McDougal, Arkansas | McNeil, Arkansas | McGehee, Arkansas |
| McCaskill, Arkansas | McNab, Arkansas | McAlmont, Arkansas |
| McRae, Arkansas | McCrory, Arkansas | McKinleyville, California |
| McFarland, California | McKittrick, California | McArthur, California |
| McCloud, California | McGregor, Florida | McIntosh, Florida |
| McCaysville, Georgia | McDonough, Georgia | McRae, Georgia |
| McIntyre, Georgia | McCammon, Idaho | McCall, Idaho |
| McCook, Illinois | McLeansboro, Illinois | McCullom Lake, Illinois |
| McHenry, Illinois | McLean, Illinois | McNabb, Illinois |
| McCordsville, Indiana | McGregor, Iowa | McIntire, Iowa |
| McClelland, Iowa | McCausland, Iowa | McCallsburg, Iowa |
| McCune, Kansas | McLouth, Kansas | McPherson, Kansas |
| McDonald, Kansas | McCracken, Kansas | McFarland, Kansas |
| McKee, Kentucky | McRoberts, Kentucky | McHenry, Kentucky |
| McNary, Louisiana | McKinley Township, Emmet County, Michigan | McKinley Township, Huron County, Michigan |
