Tach
Definition 1 of 2

Context
When discussing health, 'tach' typically implies a concern for one's wellbeing.

"My doctor said I should monitor my tach."
Emotion
Experiencing a tach can create anxiety during physical exertion.

"I felt a surge when my tach increased."
Technical
In engineering, tach relates to speed measurements and can refer to tools designed to gauge that speed.

"The tach showed an increase in the engine speed."
Compare with
tachbradycardiaspeedometeraccelerometervelocity
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