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Vocabulary for IELTS Academic (Band 8-9) - Engineering

Here, you will learn some English words related to Engineering that are necessary for the Academic IELTS exam.

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Vocabulary for Academic IELTS (8)
microelectronics

a branch of electronics that deals with the design and manufacture of extremely small electronic components and circuits, typically using semiconductor materials such as silicon

Ex: Microelectronics is essential in the design and production of microprocessors powering computers and electronic appliances .
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relay
relay
[noun]

an electronic device that uses a small electrical current to control a larger current, acting like an automatic switch

Ex: Troubleshooting the malfunctioning relay revealed a burnt coil , which was quickly replaced to restore the system 's functionality .
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ball bearing

a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation

Ex: Electric motors benefit from ball bearings to ensure efficient and quiet rotation of the motor shaft .
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belt drive

a mechanical transmission system using a flexible belt to transfer power between rotating shafts

Ex: In the workshop , they demonstrated how a belt drive can efficiently transmit rotational motion between two pulleys .
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test bench

an environment that can be used to verify the correctness of a model or design

Ex: The automotive company invested in an advanced test bench to simulate real-world driving conditions for their new vehicles .
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cog
cog
[noun]

a wheel with a set of square or triangular teeth sticking out around the edge that fits into the edge of a similar wheel, causing both wheels to turn

Ex: A computer simulation helped engineers optimize the design of the cog to maximize its strength and durability under different loads .
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crank
crank
[noun]

a device that allows movement between mechanical parts of a machine or converts backward and forward motion into circular movement

Ex: The crankshaft is a critical component in internal combustion engines, converting linear piston motion into rotational motion to drive the vehicle.
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drive shaft

a mechanical component that transmits rotational power from the engine to the wheels or other driven components of a vehicle or machine

Ex: Electric vehicles utilize a driveshaft to transfer power from the electric motor to the wheels for propulsion.
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gearing
gearing
[noun]

gears, toothed wheels, or mechanical components designed to transmit and control power between rotating shafts in a machine, vehicle, or system

Ex: Gearing systems in printing presses ensure precise movement of rollers, contributing to high-quality print output.
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overhaul
overhaul
[noun]

a thorough inspection and repair of a machine or system to improve its performance or extend its lifespan

Ex: A major bridge underwent an overhaul to reinforce its structural integrity and improve overall safety .
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rivet
rivet
[noun]

a permanent fastener with a head on one end and a deformable shaft that forms a second head when joining materials together

Ex: To repair the damaged section of the ship 's hull , the maintenance crew had to remove the old rivets and replace them with new ones .
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sprocket
sprocket
[noun]

a toothed wheel with projections that mesh with a chain, track, or other perforated or indented material, typically used to transmit motion or power in machinery, vehicles, or bicycles

Ex: Tank treads incorporate sprockets to engage with the track , facilitating the vehicle 's movement .
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lathe
lathe
[noun]

a machine tool that rotates a workpiece so one can shape it by cutting, sanding, or drilling

Ex: In the workshop , the lathe is an essential tool for manufacturing components such as shafts , pulleys , and bushings .
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aerospace
aerospace
[noun]

the sector of technology and industry focused on aircraft, spacecraft, and their associated systems

Ex: Advances in aerospace have improved global transportation and space exploration .
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computer-aided design technician

a professional who uses specialized software to create detailed drawings and plans for buildings, machines, or products

Ex: After completing the design, the CAD technician reviewed it with the architect to make sure everything was accurate.
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kinematics

the branch of mechanics that studies the motion of objects without considering the forces that cause the motion

Ex: Animators use kinematics to create realistic movements in animated characters , ensuring fluid and natural motion .
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torque
torque
[noun]

a rotational force measured in newton-meters or foot-pounds

Ex: The force applied to turn a steering wheel involves torque.
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