light sleep


dys·nys·tax·is

(dis'nis-tak'sis), A condition of half sleep. Synonym(s): light sleep [dys- + G. nystaxis, drowsiness]

dys·nys·tax·is

(dis'nis-tak'sis) A condition of half sleep.
Synonym(s): light sleep. [dys- + G. nystaxis, drowsiness]

light sleep

A colloquial term for the first stage of non–rapid eye movement (NREM) sleep. It is sometimes also applied to the second stage of NREM sleep. See also: sleep