Meanings
comparative more alkaline · superlative most alkaline · alternative abbreviation alk.
- Of, or relating to an alkali, one of a class of caustic bases.
[Joseph Black's] experiments on magnesia alba, quick lime, and other alkaline substances proved that "fixed air" is given off when limestone is burned, and that the same loss is incurred when it is dissolved in muriatic acid (hydrochloric acid).
1913, James Campbell Brown, A History of Chemistry from the Earliest Times, page 279
Synonyms & antonyms
adjectiveHaving a pH greater than 7.
More synonyms by meaning
adjectiverelating to or containing an alkali; having a pH greater than 7
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Translations
Ancient Greek νιτρώδης
- νιτρώδης (nitrṓdēs)of or relating to an alkali
Arabic قِلْوِيّ, قَاعِدَة
- قِلْوِيّ (qilwiyy)of or relating to an alkali
- قَاعِدَة (qāʕida)having a pH greater than 7
Catalan alcalí, alcalí
- alcalíof or relating to an alkali
- alcalíhaving a pH greater than 7
Chinese Mandarin 碱性
- 碱性 (jiǎnxìng)having a pH greater than 7
Czech zásaditý, zásaditý
- zásaditýof or relating to an alkali
- zásaditýhaving a pH greater than 7
Danish alkalisk, alkalisk
- alkaliskof or relating to an alkali
- alkaliskhaving a pH greater than 7
Esperanto alkaleca, alkaleca
- alkalecaof or relating to an alkali
- alkalecahaving a pH greater than 7
Finnish emäksinen, alkalinen
- emäksinenof or relating to an alkali
- alkalinenof or relating to an alkali
- alkali-of or relating to an alkali
- emäksinenhaving a pH greater than 7
- alkalinenhaving a pH greater than 7
French alcalin, basique
- alcalinof or relating to an alkali
- basiquehaving a pH greater than 7
German alkalisch, alkalisch
- alkalischof or relating to an alkali
- alkalischhaving a pH greater than 7
Greek αλκαλικός, αλκαλικός
- αλκαλικός (alkalikós)of or relating to an alkali
- αλκαλικός (alkalikós)having a pH greater than 7
Hungarian alkáli, alkalikus
- alkáliof or relating to an alkali
- alkalikushaving a pH greater than 7
- lúgoshaving a pH greater than 7
- bázikushaving a pH greater than 7
Irish alcaileach, alcaileach
- alcaileachof or relating to an alkali
- alcaileachhaving a pH greater than 7
Italian alcalino
- alcalinoof or relating to an alkali
Korean 알칼리성, 염기성
- 알칼리성 (alkalliseong)having a pH greater than 7
- 염기성 (yeomgiseong)having a pH greater than 7
Polish alkaliczny, alkaliczny
- alkalicznyof or relating to an alkali
- alkalicznyhaving a pH greater than 7
- zasadowyhaving a pH greater than 7
Portuguese alcalino, alcalino
- alcalinoof or relating to an alkali
- alcalinohaving a pH greater than 7
- básicohaving a pH greater than 7
Romanian alcalin
- alcalinof or relating to an alkali
Russian щелочно́й
- щелочно́й (ščeločnój)of or relating to an alkali
Slovak zásaditý, zásaditý
- zásaditýof or relating to an alkali
- zásaditýhaving a pH greater than 7
Spanish alcalino, alcalino
- alcalinoof or relating to an alkali
- alcalinohaving a pH greater than 7
Swedish alkalisk, alkalisk
- alkaliskof or relating to an alkali
- alkaliskhaving a pH greater than 7
- basiskhaving a pH greater than 7
Turkish alkalin
- alkalinof or relating to an alkali
Ukrainian лу́жний, лу́жний
- лу́жний (lúžnyj)of or relating to an alkali
- лу́жний (lúžnyj)having a pH greater than 7
Welsh alcalïaidd, alcalïaidd
- alcalïaiddof or relating to an alkali
- alcalïaiddhaving a pH greater than 7
Cite this entry
alkaline. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/alkaline
“alkaline.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/alkaline. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “alkaline,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/alkaline.
Source: alkaline on Wiktionary, CC BY-SA 4.0.