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Back,

river, c.600 mi (970 km) long, rising in lakes, Northwest Territories, Canada, and flowing northeast through Nunavut across the tundra to Chantry Inlet. Numerous lakes lie along its course. It is named for Sir George BackBack, Sir George,
1796–1878, British explorer in N Canada. He accompanied Sir John Franklin on arctic expeditions in 1818, 1819–22, and 1824–27. On an expedition (1833–35) to search for the missing John Ross, Back explored the Great Fish River (now Back
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, the first European to descend the river (1834).

What does it mean when you dream about the back?

Because of the dreaming mind’s tendency to literalize metaphors, the back can signify meanings from familiar sayings. For example, in a dream the back may mean “watch your back” (beware of treachery).

back

[bak]
(anatomy)
The part of the human body extending from the neck to the base of the spine.
(graphic arts)
The part of a book where the binding and pages are stitched together.
(mining engineering)
The upper part of any mining cavity.
A joint, usually a strike joint, perpendicular to the direction of working.

back

1. The rear, reverse, unseen, more remote, or less important part of a structure, tool, or object
2. The support for a more prominent or visible element; e.g., the back of wallboard is the surface to be plastered.
3. The top or exposed side of a slate, tile, or the like, in contrast to the bed.
4. The ridge or top of a horizontal member or structure like a joist, rafter, or roof.
5. A principal rafter.
6. The extrados or top surface of an arch, often buried in the surrounding masonry.
7. A low-grade veneer used for the back ply in plywood construction.
8. The wainscoting below the sash frame of a window, extending to the floor.

back

back
backclick for a larger image
backclick for a larger image
i. The curved surface of a propeller blade. It corresponds to the upper surface of the airplane's wing. Also called a blade back.
ii. The back of the power curve, where any decrease in speed results in a disproportional increase in drag. A stage may be reached when even with full power the aircraft may continue to sink. Also referred to as behind the power curve and backside of the power curve.
iii. The top part or the upper surface area of an airplane, especially of an airplane's fuselage, referred to in such contexts as “to fly on its back.”
iv. The back seat (rear cockpit) of a two-seater combat or trainer aircraft.
v. The changing of wind direction in the anti-clock-wise direction. When the wind direction changes in the anticlock-wise direction, it is called backing when the change is clock-wise, it is called veering.

back

1
1. Ball games
a. a mainly defensive player behind a forward
b. the position of such a player
2. the upper surface of a joist, rafter, slate, tile, etc., when in position

back

2
a large tub or vat, esp one used by brewers
References in periodicals archive ?
industrial tree planting is backbreaking, monotonous, and painstaking.
Now, keeping the lawn nice and trim is not the backbreaking chore it used to be, thanks to riding and walk-behind mowers.
That is the kind of backbreaking research I put in for you guys.
The backbreaking event took more than 12 hours to complete and involved a 50-mile cycle ride, a 3,000ft climb up Helvellyn and canoeing around Thirlmere.
Sydney, Oct 1 ( ANI ): Hundreds of Indian children are secretly employed to make balls for Australian children of the same age, pressed into harmful, backbreaking labour for a little more than one dollar a day, according to a report in the Australian media.
If you have young children, never buy a three door car because getting little ones in and out of the rear seats is backbreaking.
FOREST rangers and modern day Lumberjills took a step back in time to highlight the backbreaking efforts young women did to fell trees during the Second World War as part of a nostalgic plea.
Lavishly illustrated, daunting in length, backbreaking in weight, and often quickly outdated, pricey textbooks are becoming hard to justify in the Internet age.
Operating this - you have to bend to do so - is backbreaking work.
The traders said that despite strong reservations of business community on VAT throughout the country, government is all set to introduce this tax from 1st July 2010 which will create backbreaking inflationary pressure while ending of subsidies will push more people down the poverty line.
JIMMY DOHERTY Career: At 28, Doherty quit his life as a city-dwelling academic and threw himself into the backbreaking task of transforming a dilapidated old dairy farm into a flourishing organic pig business.
The supposedly backbreaking weight of games in modern football which has resulted in Rafa Benitez resting key players and rotating his squad brings a wry smile to the face of Liverpool's old captain.