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alkaline

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The definition of alkaline is any substance having a base pH higher than 7.

(adjective)

Certain types of food (such as broccoli) are examples of something alkaline because their pH is higher than 7.

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See alkaline in Webster's New World College Dictionary

adjective

of, like, or having the properties of an alkali
having a pH more than 7
containing an alkali

Related Forms:

alkalinity noun

See alkaline in American Heritage Dictionary 4

adjective

Of, relating to, or containing an alkali.
a. Having a pH greater than 7.
b. Having a relatively low concentration of hydrogen ions.

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