acidity

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Related to water acidity: Water hardness

acidity

1. the amount of acid present in a solution, often expressed in terms of pH
2. another name for hyperacidity

acidity

[ə′sid·ə·tē]
(chemistry)
The state of being acid.
References in periodicals archive ?
"No violations concerning sea water acidity were noted, with pollution levels being lower than normal."
Increase in (http://www.pmel.noaa.gov/co2/story/What+is+Ocean+Acidification%3F) ocean water acidity also leads to a decrease in the concentration of limestone - which forms the reef's skeleton.
These changes in food ingestion pattern seem to be related to the changes in water acidity due to the increase in excreta and secreta from an increasing number of fasting individuals.
Contamination from oil and gas drilling can cause a measurable change in water acidity, with the addition of barium, chloride, nickel, bromide and potassium ions.

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