Meaning & use
calibration mark
Last updated
Meaning
nouncountabletechnical
A line, number, or symbol on a measuring instrument that shows a known value for accurate reading.
Grammar: Countable: you can say a calibration mark or several calibration marks.
Patterns
- read the calibration mark
- align with the calibration mark
Make sure the liquid reaches the calibration mark on the side of the flask.
The calibration marks on the old thermometer had faded and were hard to read.
He checked that the calibration mark on the ruler matched the zero point.
Word forms
| plural | calibration marks |
|---|
Common combinations
- calibration mark on a scale
- The calibration mark on the scale shows exactly one kilogram.
- align with the calibration mark
- Align the pointer with the calibration mark before you start.
- read the calibration mark
- You must read the calibration mark at eye level.
- faded calibration marks
- The faded calibration marks made the instrument unreliable.
Synonyms and how they differ
- graduation
- A more formal term for a mark on a scale; calibration mark is clearer when you mean the mark used to set or check accuracy.
- scale mark
- A general term for any mark on a scale; a calibration mark specifically shows a known reference value.
Word family
- calibrate verb
- To adjust an instrument so its readings are accurate.
- calibration noun
- The process of checking or adjusting an instrument.
Commonly confused: calibration mark or calibration?
calibration mark vs calibration
Calibration is the process of adjusting; a calibration mark is the physical line or symbol on the instrument.
Practice
Which sentence uses 'calibration mark' correctly?
Choose one answer.
Fill the container up to the calibration mark is correct because a calibration mark is a physical line showing a known volume. The other options confuse it with the process of calibration.
Make it your own
Write a sentence using “calibration mark”, then check it and compare it with the examples above.