drilling
Making holes with a drill
the process of making holes with a drill
drilling in/through/into [something]
- The crew finished the drilling before installing the anchor bolts.
- There was drilling in the apartment upstairs all morning.
- Dental drilling is usually done with local anesthetic.
- The drilling was very loud.
- Drilling into metal takes time.
Drilling wells for resources
making deep holes in the ground or under the sea to get oil, gas, or water
drilling for [oil/gas/water]; drilling in [area]
- The company began drilling for gas near the border.
- Environmental groups opposed new offshore drilling near the coast.
- Drilling stopped when the well reached the planned depth.
- Drilling for oil can damage the environment.
- The island banned new drilling.
Repetitive practice or training
repeated practice to learn something well
drilling in [a skill]; [type] drilling
- The soldiers spent the morning on marching and weapons drilling.
- The teacher uses short pronunciation drilling at the start of each lesson.
- After weeks of defensive drilling, the team made fewer mistakes.
- Our coach planned extra drilling.
- The class did grammar drilling.
Sowing seeds in rows
planting seeds in rows with a machine called a seed drill
drilling [crop/seeds]; drilling of [crop]
- Wet weather delayed the drilling of winter wheat.
- Direct drilling can reduce soil disturbance and help protect moisture.
- The farmer adjusted the seed drill before drilling the barley field.
- Spring drilling starts in March.
- They use direct drilling on the farm.
- Base: drilling
- Plural: drilling, drillings
core drilling
1Drilling a cylindrical sample
drilling that takes out a round sample or makes a round hole
- Engineers used core drilling to test the strength of the concrete.
- A crew performed core drilling to route pipes through the foundation.
- The geologists sent the samples from core drilling to a laboratory.
drill down
1examine data in detail
To look more and more closely at information or data to understand details that are not clear at first.
- If we drill down into the numbers, we can see which products are losing money.
- The report is too general, so let’s drill down on the sales figures for each region.
- Analysts can drill down from yearly results to individual transactions with this software.
drill down
1Examine details more closely
to look more closely at the details of information
- The report lets managers drill down by region and product.
- We spent the afternoon drilling down into the causes of the delay.
- Click the chart to drill down to individual transactions.
drilling mud
1Fluid used while drilling
a thick fluid used while drilling a deep hole
- Drilling mud carries rock cuttings out of the well.
- Engineers adjusted the weight of the drilling mud to control pressure.
- The crew monitored the drilling mud for signs of gas.
drilling rig
1equipment system for drilling
A large machine and its parts that are used together to drill deep holes in the ground, often for oil, gas, or research.
- A new drilling rig was brought in to explore the area.
- Workers assembled the drilling rig at the site.
- The drilling rig operates day and night to reach the target depth.
drilling rig
1Machine for drilling wells
a large machine used to drill deep holes in the ground
- The company moved a drilling rig onto the lease in June.
- The storm forced crews to shut down the drilling rig.
- A mobile drilling rig was brought in to test the site.
drilling rights
1Legal permission to drill
permission to drill for resources in a place
- The tribe retained drilling rights under part of the land.
- Investors bought drilling rights before the field was fully surveyed.
- The agreement gives the company drilling rights for ten years.
exploratory drilling
1Test drilling for resources
test drilling to see what is underground
- Exploratory drilling confirmed that the area contained natural gas.
- The project will not move to production unless exploratory drilling is successful.
- Residents asked for more information before the company began exploratory drilling.
exploratory drilling
1Resource-search drilling
drilling into the ground to see whether useful resources are there.
- The company began exploratory drilling after seismic surveys suggested a large gas field.
- Environmental groups opposed exploratory drilling near the coast.
- Exploratory drilling confirmed the presence of copper beneath the site.
horizontal drilling
1Sideways underground drilling
drilling that turns sideways underground
- Horizontal drilling allowed the operator to reach more of the shale layer.
- The technique is often used together with hydraulic fracturing.
- Engineers planned a horizontal drilling program beneath the field.
offshore drilling
1drilling for oil or gas at sea
drilling holes in the sea floor to get oil or gas, away from the land
- Environmental groups protested against plans for new offshore drilling in the region.
- The country depends heavily on offshore drilling for its energy needs.
- Stricter safety rules were introduced after a major offshore drilling accident.
offshore drilling
1Sea-based resource drilling
drilling under the sea to get oil or gas
- Offshore drilling expanded after new fields were discovered in the bay.
- The spill led to stricter rules on offshore drilling.
- Several countries have limited offshore drilling in protected waters.