Piscitelli found out just how bad it had been when he counted the number of ambulatory survivors who came back with the dawn.
If it's dead, it's undead, like the culture at large: ambulatory in the age of Twilight.
The firefighters did not want the ambulatory passengers to chance onto an electrified rail or encounter some other hazard.
"pertaining to walking;" also "shifting, not permanent," 1620s, from Latin ambulatorius "of or pertaining to a walker; movable," from ambulator, agent noun from past participle stem of ambulare "to walk" (see amble). Middle English had ambulary "movable" (mid-15c.).
from Medieval Latin ambulatorium, from Latin ambulatorius "movable," from ambulare (see amble).
ambulatory am·bu·la·to·ry (ām'byə-lə-tôr'ē)
Of, relating to, or adapted for walking.
Capable of walking; not bedridden.