tunneling (countable and uncountable, plural tunnelings)
The act of burrowing a tunnel.
The practice of exploring tunnel.
(physics) The quantum mechanical passing of a particle through an energy barrier.
(finance) A type of fraud where assets and profits are transferred out of firms for the benefit of those who control them.
(computing, Microsoft Windows) A feature of the file system that allows files to preserve certain properties, such as creation date, even after being deleted and recreated.
tunneling
present participle of tunnel
Source: Wiktionary
Tun"nel, n. . Etym: [F. tonnelle a semicircular, wagon-headed vault, a tunnel net, an arbor, OF. also tonnel; dim. of tonne a tun; -- so named from its resemblance to a tun in shape. See Ton.]
1. A vessel with a broad mouth at one end, a pipe or tube at the other, for conveying liquor, fluids, etc., into casks, bottles, or other vessels; a funnel.
2. The opening of a chimney for the passage of smoke; a flue; a funnel. And one great chimney, whose long tunnel thence The smoke forth threw. Spenser.
3. An artificial passage or archway for conducting canals or railroads under elevated ground, for the formation of roads under rivers or canals, and the construction of sewers, drains, and the like.
4. (Mining)
Definition: A level passage driven across the measures, or at right angles to veins which it is desired to reach; -- distinguished from the drift, or gangway, which is led along the vein when reached by the tunnel. Tunnel head (Metal.), the top of a smelting furnace where the materials are put in.
– Tunnel kiln, a limekiln in which coal is burned, as distinguished from a flame kiln, in which wood or peat is used.
– Tunnel net, a net with a wide mouth at one end and narrow at the other.
– Tunnel pit, Tunnel shaft, a pit or shaft sunk from the top of the ground to the level of a tunnel, for drawing up the earth and stones, for ventilation, lighting, and the like.
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.
Source: Webster’s Unabridged Dictionary 1913 Edition
13 March 2025
(adjective) conforming exactly or almost exactly to fact or to a standard or performing with total accuracy; “an accurate reproduction”; “the accounting was accurate”; “accurate measurements”; “an accurate scale”
Contrary to popular belief, coffee beans are not technically beans. They are referred to as such because of their resemblance to legumes. A coffee bean is a seed of the Coffea plant and the source for coffee. It is the pit inside the red or purple fruit, often referred to as a cherry. Just like ordinary cherries, the coffee fruit is also a so-called stone fruit.
