from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Relating to the foot; pedal.
from the GNU version of the Collaborative International Dictionary of English
- adj. Pertaining to the foot, or to any organ called a foot; pedal.
Sorry, no etymologies found.
Certainly, if you have monkey-like prehensile toes and your pedial dexterity is greater than your manual dexterity, you should feel free to perform bike maintenance or operate your mobile phone with your feet, provided that you do so off the bike.