As nouns the difference between polypod and polyrod
is that polypod is an animal with many feet while polyrod is a directional dielectric antenna made from a rod of polystyrene projecting from a waveguide.
As an adjective polypod
is having many feet.
polypod
English
Adjective
(
en adjective)
(zoology) Having many feet.
Of or pertaining to the Polypodiales ferns..
Noun
(
en noun)
(zoology) An animal with many feet
(botany) Any fern of the family Polypodiaceae
polyrod
English
Noun
(
en noun)
A directional dielectric antenna made from a rod of polystyrene projecting from a waveguide