1. bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash • Syn: barilla, glasswort, kali, kelpwort, Salsola kali, Salsola soda • Hypernyms: shrub, bush 2. low-growing strong-smelling coastal shrub of warm parts of the New World having unisexual flowers in conelike spikes and thick succulent leaves • Syn: Batis maritima • Hypernyms: shrub, bush • Member Holonyms: Batis, genus Batis