Noun has 2 senses

• glasswort(n = noun.plant) barilla, kali, kelpwort, salsola kali, salsola soda, saltwort - bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash;


• glasswort(n = noun.plant) salicornia europaea, samphire - fleshy maritime plant having fleshy stems with rudimentary scalelike leaves and small spikes of minute flowers; formerly used in making glass;