a plant, Zigadenus elegans, of central and western North America, having tough, wiry, bluish-green leaves and greenish flowers.
- Alkali metaprotein
a metaprotein derived by means of a hydrolytic alkali.
(of a plant) requiring a pH of 7.1 to 9 for optimal growth.
- Alkali metal
any of the group of univalent metals including potassium, sodium, lithium, rubidium, cesium, and francium, whose hydroxides are alkalis. Historical Examples Write the general formula of an alum, representing an atom of an alkali metal by X and an atom of a trivalent metal by Y. An Elementary Study of Chemistry William McPherson Barium nitrate, […]
an instrument for determining the quantity of carbon dioxide. Historical Examples It will at once be seen that every alkalimeter division of the first of the above acids, and every 10 gr. Cooley’s Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades…, Sixth Edition, Volume I Arnold Cooley noun an […]