n. 梦游病

[ noun ]
walking by a person who is asleep
<noun.act>

Sleepwalking \Sleep"walk`ing\, n.
Walking in one's sleep.

Somnambulation \Som*nam`bu*la"tion\, n. [L. somnus sleep +
ambulatio a walking about, from ambulare to walk. See
{Somnolent}, {Amble}.]
The act of walking in sleep, called also {sleepwalking}.