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Vocabulary Entry
tach
|noun • verb
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N
noun
A unit of measurement for speed, especially in relation to vehicles like cars or airplanes, usually expressed in revolutions per minute (RPM).
Example Sentences
"The car's tach read 3000 RPM while driving at a steady speed."
"He checked the tach before shifting gears to ensure optimal performance."
"A functioning tach is essential for monitoring engine speed in racing."
V
verb
To measure or display the speed or rate of something, especially in RPM.
Example Sentences
"The technician will tach the engine to ensure it operates within the correct range."
"She had to tach the vehicle regularly during the test drive."
"If you tach the motor, you'll notice the changes in its performance."