Entrenchment, Entrenched or Entrench may refer to: * A

trench A trench is a type of digging, excavation or depression in the ground that is generally deeper than it is wide (as opposed to a swale (landform), swale or a bar ditch), and narrow compared with its length (as opposed to a simple hole or trapping ...

Entrenchment (fortification) In fortification, the term entrenchment (, ) can refer to either a secondary line of defence within a larger fortification (better known as a ''retrenchment''), or an enceinte designed to provide cover for infantry, having a layout similar to a ...

, a type of fortification * Military trenches with relation to

Trench warfare Trench warfare is a type of land warfare using occupied lines largely comprising Trench#Military engineering, military trenches, in which combatants are well-protected from the enemy's small arms fire and are substantially sheltered from a ...

, especially that of World War I * An

entrenchment clause Entrenchment, Entrenched or Entrench may refer to: * A trench * Entrenchment (fortification), a type of fortification * Military trenches with relation to Trench warfare, especially Trench_warfare#World_War_I:_Entrenchment, that of World War I * ...

within a constitution, a clause impervious to or somewhat shielded from the amendment process. *

Entrenchment hypothesis Management entrenchment is a industry-sociological phenomenon wherein the subordinate management of a company, franchise, or branch binds the efficiency, function, and knowledge of their workplace with their own person, rendering them irreplacabl ...

, in financial theory * The process forming an

Entrenched river An entrenched river, or entrenched stream is a river or stream that flows in a narrow trench or valley cut into a plain or relatively level upland. Because of lateral erosion streams flowing over gentle slopes over a time develops meandering (sn ...

, a process of erosion * ''Entrench'' (album), a 2013 album by the Canadian band KEN mode

See also