pH
also: ピーエイチ · ピーエッチ · ピー・エッチ
Freq.FrequencyTop 20,000
Meanings
1
Chemistry term for the measure of acidity or alkalinity of a solution.
Please measure the pH of this solution.
When the pH is 7, the liquid is neutral.
Usage patterns
- 〈物〉のpHを測るto measure the pH of something
We did an experiment to measure the pH of the water.
- pHが高いthe pH is high (alkaline)
This soil has a high pH.
- pHが低いthe pH is low (acidic)
Lemon juice has a low pH.