Trail

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Trail,

city (1991 pop. 7,919), SE British Columbia, Canada, on the Columbia River just N of the Wash. border. It is a metal-smelting center for a mining area that produces lead, zinc, silver, and gold. Sulfuric acid and fertilizers are manufactured there.

Trail

 

a city in Canada, in the southern part of the province of British Columbia. Population, 11,100 (1971). Trail is a center for the extraction and processing of complex ores. It has a large smelting combine that produces one-half of Canada’s smelted zinc and two-thirds of the country’s smelted lead; antimony and other metals are smelted as well. Trail also produces chemicals.

trail

[trāl]
(astronomy)
A luminous trace left in the sky by the passage of a large meteor.
(geology)
A line of rock fragments that were picked up by glacial ice at a localized outcropping and left scattered along a fairly well-defined tract during the movement of a glacier.
(graphic arts)
One of the lines left on a photographic plate during prolonged exposure to starlight if the motion of the plate was not synchronized with the apparent motion of the sky.
(ordnance)
In bombing, the line between the point of impact of the bomb and a point on the ground directly beneath the aircraft at the moment of impact, assuming that the aircraft stays on course after release of the bomb and maintains a constant speed.
Rear part of a gun carriage which connects the piece with a limber or tractor.

trail

1. the scent left by a moving person or animal that is followed by a hunting animal
2. Engineering the distance between the point of contact of a steerable wheel and a line drawn from the swivel pin axis to the ground
References in periodicals archive ?
Alan Charlton volunteered to create the sculptures at Marden Quarry, in Whitley Bay, as part of efforts to stage nature trails and treasure hunts at the site for children during the school holidays.
but were He ended up in the nature trail by crossing over a few back gardens from his home.
The Nature Trail would now be open to visitors from 9 a.
The park will also boast a nature trail designed to identify its wildlife and nature and improve local people's access and knowledge of their environment.
The northern nature trail winds its way through a tidal swamp forest to an observation tower overlooking Brushy Bayou.
Chances are, even if you've been to Armitage County Park, you've never heard of the Crilly Nature Trail.
Gabe's school playground has a nature trail with sunflower, butterfly and hummingbird gardens, " Cecilia tells her cousin Abby who is visiting in the summer.
The developer has also agreed to construct and maintain a public nature trail to be built around the perimeter of the wetland preserve adjacent to the development.
Trex also won the award in 2001 for a nature trail on Teddy Roosevelt Island in Arlington, Va.
Albuquerque is not unique in designing an accessible nature trail.
Outside the museum, native plant species such as yucca, ocotillo, barrel cactus, and agave line a looped 2-mile nature trail, along with examples of early Native American architecture.
A SCOTTISH nature trail opened yesterday as a tribute to TV wildlife presenter Terry Nutkins, who died from leukaemia last year.