1. (noun)saltwort, barilla, glasswort, kali, kelpwort, Salsola kali, Salsola soda bushy plant of Old Worldsalt marshes and sea beaches having prickly leaves; burned to produce a crudesoda ash
2. (noun)saltwort, Batis maritima low-growing strong-smelling coastal shrub of warm parts of the New World having unisexual flowers in conelike spikes and thicksucculent leaves