Coarse may refer to: *

Bosnian Coarse-Haired Hound The Barak or Bosnian Broken-haired Hound (Bosnian, sh-Latn-Cyrl, bosanski oštrodlaki gonič, босански оштродлаки гонич, separator=" / "), is a hunting dog breed developed in Bosnia. The breed is a scenthound, originally us ...

, developed by 19th century Bosnian hunters as a scent hound. *

Coarse (behavior) Vulgarity is the quality of being common, coarse, or unrefined. This judgement may refer to language, visual art, social class, or social climbers. John Bayley claims the term can never be self-referential, because to be aware of vulgarity is to ...

, vulgar behavior *

Coarse bubble diffusers Coarse bubble diffusers are a pollution control technology used to aerate and or mix wastewater for sewage treatment. Description Coarse bubble diffusers produce 1/4 to 1/2 inch (6.4 to 13 mm) bubbles which rise rapidly from the floo ...

, produce 1/4 to 1/2 inch bubbles which rise rapidly from the floor of a wastewater treatment plant or sewage treatment plant tank. *

Coarse fishing Coarse fishing (, ) is a phrase commonly used in United Kingdom, Great Britain and Ireland. It refers to the angling for rough fish, which are fish species considered undesirable as food or game fish. Freshwater game fish are all salmonids, parti ...

, an angling method, mostly popular throughout Europe. * Coarse sandpaper, a form of paper where an abrasive material has been fixed to its surface, allowing rapid removal of material by rubbing. *

Coarse structure In the mathematical fields of geometry and topology, a coarse structure on a set ''X'' is a collection of subsets of the cartesian product ''X'' × ''X'' with certain properties which allow the ''large-scale structure'' of metric spaces and topolo ...

, on a set X is a collection of subsets of the cartesian product X × X with certain. properties which allow the large-scale structure of metric spaces and topological spaces to be defined. Used in the mathematical fields of geometry and topology. *

Coarse woody debris Coarse woody debris (CWD) or coarse woody habitat (CWH) refers to fallen dead trees and the remains of large branches on the ground in forests and in rivers or wetlands.Keddy, P.A. 2010. Wetland Ecology: Principles and Conservation (2nd edition). C ...

(CWD), a term used for the dead trees left standing or fallen, including branches on the ground. * Styrian Coarse Haired Hound, a rough coated, hardy hunting dog used by Austrians and Slovenians to hunt Wild Boar. *

Granularity Granularity (also called graininess) is the degree to which a material or system is composed of distinguishable pieces, "granules" or "grains" (metaphorically). It can either refer to the extent to which a larger entity is subdivided, or the ...

*''Coarse books'', a British series of humorous books on sports and pursuits by Michael Green or Spike Hughes, e.g. The Art of Coarse Rugby *''Coarse model'', a computationally fast, auxiliary

model A model is an informative representation of an object, person, or system. The term originally denoted the plans of a building in late 16th-century English, and derived via French and Italian ultimately from Latin , . Models can be divided in ...

paired with a ''fine model'' in engineering modeling and optimization by space mapping.

See also