sea trifoly seat·ri·foly uncommon noun 1. a small fleshy herb common along North American seashores and in brackish marshes having pink or white flowers Synonymssea milkwortsea trifolyblack saltwortGlaux maritima Related words Broader terms herb Parts Glaux WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
