Mechanical Engineering Glossary

noun a key that releases a catch or spring

• The rooster crowed loudly, signaling the start of the day.
• I can't believe he's such a cocky guy, always showing off.
• She told him to stop being such a cockblock and let her talk to the cute guy.
• His new invention was the cock of the walk at the technology conference.

noun the act of linking or the state of being linked

• The linkage between economic growth and technological innovation is well-documented.
• I don't understand the linkage between diet and exercise for weight loss.
• There's a strong linkage between those two artists - they collaborate on everything.
• The author used the character's necklace as a symbolic linkage to her past.

noun a rotating part of a machine or device, especially a motor or engine, that operates on the principle of electromagnetic induction

• The helicopter's rotor blades spun rapidly as it took off from the landing pad.
• I heard that the rotor on the drone can be easily replaced if it gets damaged.
• I can't believe how fast that car's rotor was spinning, it was insane!
• The rotor of change is constantly turning, bringing new opportunities and challenges.

noun a type of plug used in electrical circuits to connect wires

• The mechanic replaced the faulty spark plug in the car's engine.
• I think the car just needs a new spark plug to start running smoothly again.
• My buddy said he can hook me up with some high-performance spark plugs for my ride.
• Her inspirational speech acted as a spark plug, igniting passion in everyone who listened.

verb to reverse the twisting of something, to undo a twist

• She carefully untwisted the wires to ensure proper connection.
• I had to untwist the cap to open the bottle.
• I had to untwist the story to get to the truth.
• He had to untwist his thoughts before making a decision.

noun the act of concluding or finishing something

verb to conclude or finish something

adjective concluding or finishing

• The windup of the project took longer than expected due to unforeseen complications.
• I always enjoy the windup of a good movie, it's the best part!
• She's always the last one to windup at the party.
• His speech had a lengthy windup before getting to the main point.

noun a series of notches or teeth along the edge of a blade or other cutting surface

• The serration on the knife blade allows for clean and precise cuts.
• I love how sharp the serration is on this bread knife!
• That serration on the saw is no joke, it can cut through anything!
• The serration of his wit cut through the tension in the room.

noun a rapid descent or decrease in speed

verb to decrease in speed or intensity through spinning or rotation

• The technician needed to spin down the machine before performing maintenance.
• Can you spin down the music a bit? It's too loud.
• I told him to spin down the drama and just relax.
• She needed to spin down her emotions before making a decision.