Synonyms for

Alkaline

Verb / ˈælkʌˌlaɪn / Another word for alkaline — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

having a pH greater than 7, able to neutralize acids

Synonyms & similar words

alkalic amphoteric basic alkalescent antacid antalkaline antimonious bicarbonate carbonate hydrous hydrated magnesian magnesic neutralizing sodic sodium soaplike soapy subalkaline subbasic subneutral subneutralizing

Synonyms by register

Formal

basic caustic alkalescent

Informal

soapy slippery

Antonyms

acidic sour tart corrosive pungent bitter

Common collocations

  • alkaline solution
  • alkaline earth
  • alkaline phosphatase
  • alkaline battery
  • alkaline soil
  • alkaline water
  • alkaline tide

Word family

noun alkali
adjective alkaline
adverb alkalinely

Usage note

Primarily used in chemistry and biology to describe substances with a pH greater than 7. Avoid using informally for tastes unless specifically referring to a chemical property.

Example sentences

  1. The water in the lake is alkaline, which means it is not safe to drink.
  2. The baker used baking soda, which is alkaline, to make the cake rise.
  3. The alkaline battery lasted longer than the regular battery.
  4. The soil in this area is too alkaline for most plants to grow.
  5. The alkaline water helped to soothe my upset stomach.

Quotes

  • Life isn't always alkaline, but sometimes it's acidic.
  • The alkaline earth metals, because of their high reactivity, are not found in nature in their elemental form.
  • The alkaline diet may not be for everyone, but it works for me.

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