Home › Words › S › saltweedsaltweedsaltweed means any of various plants of the genus Atriplex.Among words judged in Lexicurio's Arena, saltweed ranks #12,261 of 42,747 for Qualifying.EtymologyFrom salt + weed.nounAny of various plants of the genus Atriplex.Definitions & examples from Wiktionary (CC BY-SA 3.0).