Flat

Flat, or flatness, describes an object or condition that is very smooth or level.

In Great Britain, Ireland and Australia, a "flat" means an apartment.

Flat or flats may also refer to:

Places

• Flat, Alaska, United States
• Flat, Kentucky
• Flat, Missouri, United States
• Flat, Puy-de-Dôme, a commune in région Auvergne, France
• Flat, Texas, United States
• Flat Brook, tributary of the Delaware River in Sussex County, New Jersey
• Flat Island, Hong Kong, People's Republic of China
• Flat River (North Carolina), a river in Southern Person County, North Carolina
• Flats, West Virginia, an unincorporated community in Hardy County, West Virginia, USA

Landforms

• Flat or flats, a level surface of land, usually used in plural, such as mud flat or tidal flats. Also place names for these places, like Yucca Flat or Henninger Flats.

Arts

• Flat (music), a symbol (♭) which denotes a lower pitch
• Flats (comics), the first stage in the comic coloring process
• Flats (theatre), flat pieces of theatrical scenery
• Flats (band), English band
• Flat!, a 2010 Indian film

Footwear

• Flats, footwear which is not high-heeled
• Racing flats, lightweight shoes used primarily for running a race
• Ballet slippers are often referred to as 'flats' or 'flat shoes', as opposed to the Pointe shoes more advanced female dancers wear

Mathematics and geometry

• Flat (geometry), the generalization of lines and planes in an n-dimensional Euclidean space
• Flat (matroids), a further generalization of flats from linear algebra to the context of matroids
• For use of flat sign in mathematics, see musical isomorphism - mapping vectors to covectors
• Flat morphism in algebraic geometry
• Flat module in abstract algebra

Transportation

• Flat, a deflated pneumatic tire
• Flat car, an open container on wheels designed to carry heavy loads
• Flat spot, a fault in the shape of a railroad wheel

Other uses

• Flat (soldier), a two-dimensional toy soldier made of tin or plastic
• Flat, a leading type of wordplay predating the invention of crosswords, as identified by the National Puzzlers' League
• Flats or flat butterflies, certain skipper butterfly genera in subfamily Pyrginae:
  • Celaenorrhinus of tribe Celaenorrhini;
  • Calleagris (scarce flats),
  • Eagris, and
  • Tagiades (water flats, snow flats) of tribe Tagiadini
• Flats (USPS), an oversized letter
• Optical flat, an extremely flat piece of glass
• Forest Lake Area Trail System

See also

• All pages beginning with "Flat"
• All pages with titles containing "Flat"
• The Flat (disambiguation)
• The Flats
• Flatten (disambiguation)
• Flattening
• Mudflat
• Planar (disambiguation)