1) Having three feet 2) Three-footed 
= May 2 = == Visions of the technological future in 1999 == I am trying to sort the list of `secret projects` in the 1999 Sid Meier`s Alpha Centauri by how likely they could become real. So far I have: `the merchant exchange` (was true before publication), `the planetary transportation system` (was true before publication), `the planetary ...
• (a.) Having three feet.
triped, tripedal Three feet; a three-legged animal; tripodal.