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glasswort

[glas-wurt, -wawrt, glahs-] /ˈglæsˌwɜrt, -ˌwɔrt, ˈglɑs-/
noun
1.
any of several plants of the genus Salicornia, of the amaranth family, having succulent stems with rudimentary leaves, formerly used, when burned to ashes, as a source of soda for glassmaking.
Also called samphire.
Origin
1590-1600
1590-1600; glass + wort2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for glass-wort

glasswort

/ˈɡlɑːsˌwɜːt/
noun
1.
Also called marsh samphire. any plant of the chenopodiaceous genus Salicornia, of salt marshes, having fleshy stems and scalelike leaves: formerly used as a source of soda for glass-making
2.
another name for saltwort (sense 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Encyclopedia Article for glass-wort

glasswort

any of about 30 species of succulent herbs constituting the genus Salicornia, of the amaranth family (Amaranthaceae). They are annual plants native to salt marshes around the world. The jointed, bright-green stems turn red or purple in the fall. Glasswort ashes contain large amounts of potash, and the plants were formerly used in glassmaking.

Learn more about glasswort with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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6
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