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Definitions

alkaline

[al-kuh-lahyn, -lin] / ˈæl kəˌlaɪn, -lɪn /
ADJECTIVE
being basic, not acid (chemically)
Synonyms


Example Sentences

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See Examples For:

Many of these organisms are capable of surviving under extreme conditions, including very high temperatures and strongly acidic or alkaline environments.

From Science Daily ● Aug. 12, 2026

Another is ocean alkalinity, in which alkaline rocks are dispersed in the sea to capture carbon and neutralize it in seawater.

From The Wall Street Journal ● Jun. 17, 2026

The rhenium component helped hydrogen attach to and release from the catalyst surface, while the molybdenum sped up the splitting of water in the alkaline electrolyte.

From Science Daily ● May 18, 2026

It is one of the only spas with natural, alkaline hot springs in L.A., so the water is just heavenly.

From Los Angeles Times ● May 15, 2026

When the soil is too alkaline, which can be thought of as being too sweet, you need to add sulfur.

From "Counting by 7s" by Holly Goldberg Sloan




Vocabulary lists containing alkaline


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