The Collaborative International Dictionary
Decempedal
Decempedal \De*cem"pe*dal\ (d[-e]*s[e^]m"p[-e]*dal), a. [L. decem ten + E. pedal.]
Ten feet in length.
(Zo["o]l.) Having ten feet; decapodal. [R.]
--Bailey.
Wiktionary
decempedal
a. 1 ten foot in length. 2 (context zoology English) Having ten feet; decapodal.