(of igneous rock) containing a relatively high percentage of sodium and potassium .
Historical Examples

The tool N was used in refining their alkalic salts, and served to take off the salt as crystallized in course of its manufacture.
Reminiscences of Glass-making Deming Jarves

(of igneous rocks) containing large amounts of alkalis, esp sodium and potassium
another word for alkaline

Read Also:

  • Alkalify

    to alkalize. to become alkaline. verb -fies, -fying, -fied to make or become alkaline

  • Alkalimetry

    an instrument for determining the quantity of carbon dioxide. Historical Examples The commercial value of this substance is determined by the ordinary processes of alkalimetry. Cooley’s Practical Receipts, Volume II Arnold Cooley The quantity of alkali, whether hydrate or carbonate, may be found by the common method of alkalimetry. Cooley’s Practical Receipts, Volume II Arnold […]

  • Alkaline

    of or like an . containing an . having the properties of an . having a pH value greater than 7. Compare (def 5c). Contemporary Examples Things on the other side of the ledger, at a pH above 7, are alkaline (also called “basic” as in acid-base). Alkalinizing Someone to Improve His or Her Health […]

  • Alkaline battery

    noun a dry cell storage battery with a long life, which uses an alkaline electrolyte of potassium hydroxide

  • Alkaline earth

    any of the oxides of barium, radium, strontium, calcium, and, sometimes, magnesium. Historical Examples The acid and alkaline earth must be well diffused through the whole dough. A Dictionary of Arts, Manufactures and Mines Andrew Ure Sulphuret, a combination of an alkaline earth or metal with sulphur as, Sulphuret of iron, a combination of iron […]

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