Drills
[drɪl]
Examples
- At Chatham he followed the parades and drills with great assiduity. William Makepeace Thackeray. Vanity Fair.
- Turning up the cuffs of his dress-coat--he had placed his overcoat on a chair--Holmes laid out two drills, a jemmy, and several skeleton keys. Arthur Conan Doyle. The Return of Sherlock Holmes.
- If a waterfall is convenient, air is compressed by the body of descending water, and used to ventilate tunnels, and deep shafts and mines, or drive the drills or other tools. William Henry Doolittle. Inventions in the Century.
- In addition to these great drills, more recent inventors have brought out small machines for single operators, worked by the electric motor. William Henry Doolittle. Inventions in the Century.
- In agriculture, the reaper has been supplemented with threshing machines, seeders, drills, cultivators, horse rakes and plows. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- In addition to the use of anaesthetics, improvements have been made in nearly every form of dental instruments, such as forceps, dental engines, pluggers, drills, hammers, etc. William Henry Doolittle. Inventions in the Century.
- The Hoosac and Mont Cenis tunnels greatly stimulated invention in this field, and among the notable drills of this class may be named the Burleigh, Ingersoll, and Sergeant. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- With earth-augurs, drills, and drill cleaning and clearing and fishing apparatus, and devices for creating a new flow of oil, and tubing, new forms of packing, etc. William Henry Doolittle. Inventions in the Century.
Checked by Kathy