woodhen /ˈwʊd.hɛn/ noun2 •The weka (Gallirallus australis). •The species Hypotaenidia sylvestris (syns. Gallirallus sylvestris, Tricholimnas sylvestris, Ocydromus sylvestris), a rail in the family Rallidae endemic to Lord Howe Island, Australia.The story of the woodhen is one outstanding conservation triumph in a plethora of tragedy. — 2005 formswoodhens