dragline

drag·line

(drăg′līn′)

1. A line used for dragging.

2. A kind of dredging machine.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

dragline

(ˈdræɡˌlaɪn)

1. (Aeronautics) another word for dragrope²

2. (Mechanical Engineering) Also called: dragline crane or dragline excavator a power shovel that operates by being dragged by cables at the end of an arm or jib: used for quarrying, opencast mining, etc

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

drag•line

(ˈdrægˌlaɪn)

n.

1. a dragrope.

2. an excavating crane with a bucket dragged toward the machine by a cable.

[1915–20, Amer.]

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References in periodicals archive ?

Industrial auctioneers IronPlanet has beaten its sales record for the most expensive machine, by selling a Marion 7820 Walking Dragline for $3m.

IronPlanet\ s $3m dragline record sale

Just as Spider-Man uses his web to swoop between New York City's skyscrapers, spiders use a dragline to get around and nab prey.

Web slinger

Redundant buckets from the massive dragline excavators which once chewed up the local countryside to help meet Britain''s energy needs are being given a new lease of life as pieces of industrial artwork.

RUSTING RELICS ARE TURNED INTO AN ATTRACTION

Total quantity of dragline silk did not differ significantly by sex or the presence of prey cues (Repeated Measures ANOVA: Sex = [F.sub.1,34] = 1.453 ; P = 0.2346 ; Prey Cue = [F.sub.1,34] = 0.856 ; P = 0.3506 ; Prey Cue * Sex = [F.sub.1,34] = 0.713; P = 0.4045; n = 36; Fig.

Dragline deposition patterns among male and female Hogna helluo (Araneae, Lycosidae) in the presence of chemical cues from prey

Dragline silk, the stiff, non-sticky strands used to frame the web, is the strongest of all.

Friends with fangs

PROPERTY VALUES When researchers talk about mimicking spider-silk production, they are usually referring to dragline silk.

Taken for a spin: scientists look to spiders for the goods on silk

Big Geordie is officially known as a BE 1550W ( a walking dragline excavator.

Biggest & Best

AUSTRALIA'S Cooperative Research Centre for Mining has invented a Dragline Dutymeter, which can help raise the operational capacity of a dragline by up to 25 per cent.