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roof bolt
(roof bolt)
noun
Mining
a tensioned rod anchoring the roof of a working to the strata above.
Derivatives
roof-bolting
noun
More words in this category
air shaft
buddle
choke-damp
compound
2
creep
Davy lamp
downcast
heading
launder
matte
2
mineshaft
mineworker
orebody
overman
prospect
puncheon
1
rough diamond
royalty
sidetrack
tailing
Nearby Words
ronin
ronquil
Röntgen, Wilhelm Conrad
roo
roo bar
rood
rood loft
rood screen
roof
roof bolt
roof garden
roof light
roof of the mouth
roof prism
roof rack
roof rat
roof-tree
roofer
roofie
