any one of different ferns for the commonly distributed genus Polypodium, having quick or compound fronds, circular sori organized within one or even more rows across the midrib, and creeping rootstocks.
any one of numerous ferns for the genus Polypodium, especially common polypody.
Any plant regarding the genus Polypodium.
A fern of this genus Polypodium, chiefly P. vulgare, the typical polypody, growing commonly on stones: in England in your area called adder's-fern, wall surface- or wood-fern, polypody of this pine or for the wall surface, etc.
In zoology, the condition of having many legs or many abdominal legs.