The Collaborative International Dictionary of English v.0.48:
Davalliaceae \Davalliaceae\ n. one of a number of families into which Polypodiaceae has been subdivided in some classification systems; includes genera Araiostegia; Davallia; Davallodes; Gymnogrammitis; Humata; Leucostegia; Scyphularia; Trogostolon. Syn: family Davalliaceae. [WordNet 1.5]WordNet (r) 3.0 (2006):
Davalliaceae n 1: one of a number of families into which Polypodiaceae has been subdivided in some classification systems [syn: Davalliaceae, family Davalliaceae]