See Also: tunnel(1)(dictionary)
tunnel(medicine)
tunnel(2)(dictionary)
tunnel(encyclopedia)
Tunnel - Rugby(gambling)
Cubital tunnel(health)
Tunnel vision(health)
Channel Tunnel(encyclopedia)
tunnel (as used in expressions)(encyclopedia)
wind tunnel(encyclopedia)

tunnel(2) (iou)



tunnel verb. Infl. -ll-, *-l-. L16.
[from TUNNEL noun.]
a. verb trans. Provide with a tunnel-net or a similar tubular passage. rare. Only in L16.
b. verb trans. & intrans. Catch (partridges etc.) with a tunnel-net. L17.
verb trans. Form into or cause to resemble a tube or pipe. Only in E18.
a. verb intrans. Make a tunnel; excavate a passage below ground or through some substance. (Foll. by along, through, etc.) L18.
D. Attenborough Active burrowers, tunnelling through the mud. Garden Answers Maggots will be found tunneling in the roots. fig.: B. Mukherjee A sandy trail tunneled through..mossy trees.
b. verb trans. Excavate as or by means of a tunnel; make (something, one's way) by boring or excavating. M19.
E. K. Kane The stream which tunnels its way out near the glacier-foot.
c. verb trans. Make a tunnel or tunnels through. M19.
Blackwood's Magazine The cover warped and tunnelled by white ants.
d. verb intrans. Physics. Of a subatomic particle: pass through a potential barrier by tunnelling. M20.
tunneller noun (a) a person who catches partridges etc. with a tunnel-net (now rare or obsolete); (b) a person who excavates a tunnel; transf. a burrowing animal: E17.
tunnelling noun (a) the action of the verb; (b) work on a tunnel; underground excavation, esp. for a road or railway; a tunnel, tunnels collectively; (c) Physics a quantum-mechanical effect whereby a particle has a finite probability of passing a potential barrier even if it has less energy than the height of the barrier: L17.