The Order took its name from the biblical Rechabites and each Lodge or branch of The Order was known as a Tent, reflecting the nomadic status of the biblical Rechabites.
Daeth enw'r Urdd o'r Rechabiaid beiblaidd a gelwid pob Cyfrinfa neu gangen o'r Urdd yn Babell, gan adlewyrchu statws crwydrol y Rechabiaid beiblaidd.