Definition of “alkali” - English Dictionary

“alkali” in British English

See all translations

alkalinoun [ C or U ]

uk /ˈæl.kəl.aɪ/ us /ˈæl.kəl.aɪ/ plural alkalis specialized
alkaline
adjective uk /ˈæl.kəl.aɪn/ us /ˈæl.kəl.aɪn/

Some plants will not grow in very alkaline soils.
alkalinity
noun [ U ] /ˌælkəˈlɪn.ə.ti/ /ˌælkəˈlɪnət̬i/

(Definition of “alkali” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“alkali” in American English

See all translations

alkalinoun [ C ]

us /ˈæl·kəˌlɑɪ/ plural alkalis or alkalies

chemistry a substance that has the opposite effect or chemical behavior of an acid

alkaline
adjective us /ˈæl·kəˌlɑɪn/

(Definition of “alkali” from the Cambridge Academic Content Dictionary © Cambridge University Press)