Hypertext Webster Gateway: "Tunneling"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Tunnel \Tun"nel\, v. t. [imp. & p. p. {Tunneled}or {Tunnelled};
p. pr. & vb. n. {Tunneling} or {Tunnelling}.]
1. To form into a tunnel, or funnel, or to form like a
tunnel; as, to tunnel fibrous plants into nests. --Derham.
2. To catch in a tunnel net.
3. To make an opening, or a passageway, through or under; as,
to tunnel a mountain; to tunnel a river.
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