Alkaline

Pronunciation

• UK IPA: /ˈæl.kÉ™l.aɪn/
• US enPR: ălˈkÉ™lÄ«n, IPA: /ˈæl.kÉ™.laɪn/

Alternative forms

• alk.

Origin

First attested in 1677. From alkali, ultimately from Arabic القلي (al-qaly, "ashes of the saltwort"), from قلى (qalā, "to roast in a pan, fry").

Full definition of alkaline

Noun

1. An alkaline battery.

Adjective

1. Of, or relating to an alkali, one of a class of caustic bases.
2. (chemistry) Having a pH greater than 7.

Synonyms

• (chemistry) basic

Antonyms

• (chemistry) acidic

Derived terms

Related terms

• alkali
• alkaloid