The Collaborative International Dictionary
Pediculous
Pediculous \Pe*dic"u*lous\, a. [L. pediculosus.] Pedicular.
Douglas Harper's Etymology Dictionary
pediculous
"infested with lice; pertaining to lice," 1540s, from Latin pediculosus, from pediculus "louse" (see pediculosis).
Wiktionary
pediculous
a. (alternative form of pedicular English)