Air drill
() A drill driven by the elastic pressure of condensed air |
Center
(n.) A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle |
Center
(n.) The middle or central portion of anything. |
Center
(n.) A principal or important point of concentration |
Center
(n.) The earth. |
Center
(n.) Those members of a legislative assembly (as in France) who support the existing government. They sit in the middle of the legislative chamber, opposite the presiding officer, between the conservatives or monarchists, who sit on the right of the speaker, and the radicals or advanced republicans who occupy the seats on his left, See Right, and Left. |
Center
(n.) A temporary structure upon which the materials of a vault or arch are supported in position until the work becomes self-supporting. |
Center
(n.) One of the two conical steel pins, in a lathe, etc., upon which the work is held, and about which it revolves. |
Center
(n.) A conical recess, or indentation, in the end of a shaft or other work, to receive the point of a center, on which the work can turn, as in a lathe. |
Center
(v. i.) Alt. of Centre |
Center
(v. t.) Alt. of Centre |
Drill
(v. t.) To pierce or bore with a drill, or a with a drill |
Drill
(v. t.) To train in the military art |
Drill
(v. i.) To practice an exercise or exercises |
Drill
(n.) An instrument with an edged or pointed end used for making holes in hard substances |
Drill
(n.) The act or exercise of training soldiers in the military art, as in the manual of arms, in the execution of evolutions, and the like |
Drill
(n.) Any exercise, physical or mental, enforced with regularity and by constant repetition |
Drill
(n.) A marine gastropod, of several species, which kills oysters and other bivalves by drilling holes through the shell. The most destructive kind is Urosalpinx cinerea. |
Drill
(v. t.) To cause to flow in drills or rills or by trickling |
Drill
(v. t.) To sow, as seeds, by dribbling them along a furrow or in a row, like a trickling rill of water. |
Drill
(v. t.) To entice |
Drill
(v. t.) To cause to slip or waste away by degrees. |
Drill
(v. i.) To trickle. |
Drill
(v. i.) To sow in drills. |
Drill
(n.) A small trickling stream |
Drill
(n.) An implement for making holes for sowing seed, and sometimes so formed as to contain seeds and drop them into the hole made. |
Drill
(n.) A light furrow or channel made to put seed into sowing. |
Drill
(n.) A row of seed sown in a furrow. |
Drill
(n.) A large African baboon (Cynocephalus leucophaeus). |
Drill
(n.) Same as Drilling. |
Drill press
() A machine for drilling holes in metal, the drill being pressed to the metal by the action of a screw. |
center field
centerfield | the fielding position of the player on a baseball team who is expected to field balls in the central third of the outfield |
| center | a position on a basketball team of the player who participates in the jump that starts the game |
| center | (American football) the position of the player on the line of scrimmage who puts the ball in play, it is a center's responsibility to get the football to the quarterback |
| center | the position on a hockey team of the player who participates in the face off at the beginning of the game |
| drill | (military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms |
exercise practice drill
practice session
recitation | systematic training by multiple repetitions, practice makes perfect |
| fire drill | an exercise intended to train people in duties and escape procedures to be followed in case of fire |
| military drill | training in marching and the use of weapons |
| close-order drill | (military) military drill of troops in standard marching (shoulder-to-shoulder) |
drill
Mandrillus leucophaeus | similar to the mandrill but smaller and less brightly colored |
Army High Performance Computing Research Center
AHPCRC | a United States defense laboratory to conduct research in high-performance computing for defense technology applications, a partnership of government and university and industry |
bore
bore-hole
drill hole | a hole or passage made by a drill, usually made for exploratory purposes |
bore bit
borer
rock drill
stone drill | a drill for penetrating rock |
| breast drill | a portable drill with a plate that is pressed against the chest to force the drill point into the work |
| burn center | a center where patients with severe burns can be treated |
call center
call centre | a center equipped to handle a large volume of telephone calls (especially for taking orders or serving customers) |
center
centre | a building dedicated to a particular activity, they were raising money to build a new center for research |
center bit
centre bit | a bit with a sharp center point for guidance and two side cutters |
center field
centerfield
center | the piece of ground in the outfield directly ahead of the catcher, he hit the ball to deep center |
| center punch | a tool with a conical point that is used to make indentations in metal (especially to mark points for drilling) |
community center
civic center | a center where the members of a community can gather for social or cultural activities |
conference center
conference house | a center where conferences can be conducted |
| control center | the operational center for a group of related activities, the general in command never left the control center |
| core drill | a drill that removes a cylindrical core from the drill hole |
day nursery
day care center | a nursery for the supervision of preschool children while the parents work |
dentist's drill
burr drill | a high speed drill that dentists use to cut into teeth |
| drill | a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows) |
| electric drill | a rotating power drill powered by an electric motor |
drilling bit
drill bit | a bit used in drilling for oil |
| drill press | a machine tool with a separate, upright stand, an electric drill is pressed into the work automatically or with a hand lever |
drill rig
drilling rig
oilrig
oil rig | rig used in drilling for oil or gas |
| drill site | workplace that is the site of a drill hole |
| entertainment center | a wall unit containing sound and television systems |
hand drill
handheld drill | a small portable drill held and operated by hand |
plaza mall center shopping mall
shopping center
shopping centre | mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers, usually includes restaurants and a convenient parking area, a modern version of the traditional marketplace, a good plaza should have a movie house, they spent their weekends at the local malls |
| pneumatic drill | a power drill powered by compressed air |
| power drill | a power tool for drilling holes into hard materials |
research center
research facility | a center where research is done |
| star drill | a steel rock drill with a star-shaped point that is used for making holes in stones or masonry, it is operated by hitting the end with a hammer while rotating it between blows |
straight flute
straight-fluted drill | a rock drill with flutes that are straight |
| student center | a center for student activities at a college or university |
twist bit
twist drill | a bit or drill having deep helical grooves |
World Trade Center
WTC
twin towers | twin skyscrapersstories high in New York City, built feet tall into , destroyed by a terrorist attack on September , |
dead center
dead centre | the position of a crank when it is in line with the connecting rod and not exerting torque |
center of curvature
centre of curvature | the center of the circle of curvature |
center
centre
nerve center
nerve centre | a cluster of nerve cells governing a specific bodily process, in most people the speech center is in the left hemisphere |
| auditory center | the part of the brain (in a fold of the cerebral cortex of the temporal lobe on both sides of the brain) that receives impulses from the ear by way of the auditory nerve |
Broca's area
Broca's center
Broca's gyrus
Broca's convolution
convolution of Broca | the motor speech center in the left hemisphere of the brain in most people |
Wernicke's area
Wernicke's center | the auditory word center, located in the posterior part of the superior temporal convolution in most people |
| respiratory center | the center in the medulla oblongata and pons that integrates sensory information about the level of oxygen and carbon dioxide in the blood and determines the signals to be sent to the respiratory muscles |