paludal /pəˈluːdəl/adjective 1noun 1forms 3 adjective1 •Pertaining to marshes, marshy, palustral, (especially designating a plant's habitat).[…] Omega-Froid running out through the Gulf Stream into the paludal bed of the Sargasso Sea, running through the marsupials and the foraminifera, […] — 1936 noun1 •A plant found in marshy habitats. formspaludals · more paludal · most paludal