Longman Dictionary of Contemporary English homepage

Date: 1300-1400
Language: Medieval Latin
Origin: Arabic al-qili 'the ashes (of a particular plant from which a type of alkali was obtained)'

alkali

 noun
     
Related topics: Chemistry
al‧ka‧li [uncountable and countable]
HC a substance that forms a chemical salt when combined with an acid
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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