Search for glossary terms (regular expression allowed)
Begins with Contains Exact term Sounds like
All | A | B | C | D | E | F | G | H | I | K | L | M | N | O | P | R | S | T | U | V | W

All

Term Definition
lack of REM

when REM (a normal stage of sleep characterized by the rapid movement of the eyes) is disturbed and the person is not getting the proper amount of REM