
1) AEF excavation 2) Autobot 3) Battlefield ditch 4) Battlefield site 5) Battleground excavation 6) Channel 7) Coat type 8) Cut or carve deeply into 9) Cut right into fish 10) Deep furrow 11) Dig a trench or trenches 12) Ditch 13) Ditch with steep sides 14) Dug shelter 15) Dug-out area 16) Fish 17) Fish right inside channel
Found on
https://www.crosswordclues.com/clue/trench

1) Bunker 2) Channel 3) Ditch 4) Drain 5) Drainpipe 6) Dugout 7) Fosse 8) Furrow 9) Impinge 10) Moat 11) Overcoat 12) Pit 13) Rut
Found on
https://www.crosswordclues.com/clue/trench

Long, narrow arcuate depression in the seabed which results from the bending of the lithospheric plate as it descends into the mantle at a subduction zone.
Found on
http://earthquakescanada.nrcan.gc.ca/info-gen/glossa-eng.php

A trench is a type of excavation or depression in the ground that is generally deeper than it is wide (as opposed to a wider gully or ditch), and narrow compared to its length (as opposed to a simple hole). In geology, trenches are created as a result of erosion by rivers or by geological movement of tectonic plates. In the civil engineering field...
Found on
http://en.wikipedia.org/wiki/Trench

• (v. i.) To encroach; to intrench. • (v. t.) To cut furrows or ditches in; as, to trench land for the purpose of draining it. • (v. i.) To have direction; to aim or tend. • (v. t.) An alley; a narrow path or walk cut through woods, shrubbery, or the like. • (v. t.) An excavation made during a siege, for the purpose of cove...
Found on
http://thinkexist.com/dictionary/meaning/trench/

Badly eroded trail in which the user travels in a ditch that may be knee deep or deeper.
Found on
http://www.americantrails.org/

(from the article `coal mining`) Area mining, applied where the terrain is flat, commences with a trench or `box cut` made through the overburden to expose a portion of the coal ... ...program. Several exploration techniques are used, depending on the type of deposit and its proximity to the surface. When the top of a deposit ...
Found on
http://www.britannica.com/eb/a-z/t/76

1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. ... 2. An alley; a narrow path or walk cut through woods, shrubbery, or the like. 'In a trench, forth in the park, goeth she.' (Chaucer) ... 3. An excavation made during a siege, for the purpose of covering the troops as they advance toward the besieged place. The term inc...
Found on
http://www.encyclo.co.uk/local/20973

A long and narrow deep trough in the sea floor
Found on
http://www.encyclo.co.uk/local/22392

A long, narrow, deep depression in the ocean floor that parallels a convergent boundary involving at
Found on
http://www.encyclo.co.uk/local/22392

A trench is a form of fortification employed by cutting a ditch, and raising a rampart or breastwork with the earth thrown up out of the ditch and used to protect troops from the enemy's fire.
Found on
http://www.probertencyclopaedia.com/browse/FT.HTM

A submarine valley.
Found on
http://www.quick-facts.co.uk/earth/glossary.html

A long and narrow deep trough in the sea floor; interpreted as marking the line along which a plate bends down into a subduction zone.
Found on
http://www.scientificpsychic.com/etc/geology-glossary.html

[
n] - a long steep-sided depression in the ocean floor 2. [n] - any long ditch cut in the ground 3. [n] - a ditch dug as a fortification having a parapet of the excavated earth 4. [v] - fortify by surrounding with trenches 5. [v] - cut or carve deeply into 6. [v] - set, plant, or bury in a trench 7. [v] - cut a trench...
Found on
http://www.webdictionary.co.uk/definition.php?query=trench

A long narrow housing, commonly used in the construction of stairs to join the treads to the strings.
Found on
http://www.woodworkersuk.co.uk/blog/carpentry-and-joinery-glossary/carpentr

Ditch
Found on
https://sciencetrek.org/sciencetrek/topics/wildfire/glossary.cfm

Deep and sinuous depression in the ocean floor, usually seaward of a continental margin or an arcuate group of volcanic islands
Found on
https://www.encyclo.co.uk/local/20125

A long narrow submarine DEPRESSION with relatively steep sides.
Found on
https://www.encyclo.co.uk/local/20127
noun a ditch dug as a fortification having a parapet of the excavated earth
Found on
https://www.encyclo.co.uk/local/20974

Along, narrow, steep-walled, often arcuate depression in the ocean floor, much deeper than the adjacent ocean and associated with a subduction zone .
Found on
https://www.encyclo.co.uk/local/22327

A long, narrow excavation dug through overburden, or blasted out of rock, to expose a vein or ore structure.
Found on
https://www.encyclo.co.uk/local/22734
No exact match found.