It may also be added that the tunnelling companies all contained an appreciable number of Scottish miners.
The possibility of tunnelling in a vertical direction was now apparent.
Oh, no, you forget the reservoir and the tunnelling of Three Brothers for the aqueduct to Bridgeton!
It is a low-grade ore, I should say, and tunnelling and shoring would eat it up.
Large sums have been spent in sinking shafts from the top through the lava cap, and tunnelling into it from the sides.
We are tunnelling into the mountains, where are the great deposits of coal.
About this period, the Corps Commander directed the commencement of tunnelling operations at the Apex.
No tunnelling nor blasting of rocks is necessary to lure rivers to the ocean.
Our failure is not due to our failure to know what evil really is, but due to our wasteful way of tunnelling through it.
But during that time your enemies are tunnelling their mine.
mid-15c., "funnel-shaped net for catching birds," from Middle French tonnelle "net," or tonel "cask," diminutive of Old French tonne "tun, cask for liquids," possibly from the same source as Old English tunne (see tun).
Sense of "tube, pipe" (1540s) developed in English and led to sense of "underground passage," which is first attested 1765, about five years after the first modern tunnel was built (on the Grand Trunk Canal in England). This sense subsequently has been borrowed into French (1878). The earlier native word for this was mine. Meaning "burrow of an animal" is from 1873. Tunnel vision first recorded 1949. The figurative phrase light at the end of the tunnel is attested from 1922.
"excavate underground," 1795, from tunnel (n.).
tunnel tun·nel (tŭn'əl)
A passage located through or under a barrier.
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