Psychology Dictionary
  • Psychology Resources
  1. Home
  2. Stage 4 sleep

Stage 4 sleep

Stage 4 sleep

a stage of NREM sleep that is defined by the presence of high-amplitude delta waves (slow waves of 1–4 Hz). See sleep stages.

Related Terms

noncompetitive

noncompetitive adj. in pharmacology, referring to a drug th...

anticipatory image

anticipatory image a mental image that allows one to envisi...

bidirectionality of structure and function

bidirectionality of structure and function the reciprocal i...

magnitude estimation

magnitude estimation a psychophysical procedure in which pa...

muscle

muscle n. contractile tissue that generates force and moves...

adolescence

adolescence n. the period of human development that starts...

Quick Info

Category Psychology Term
Definitions 1
First Letter S

Browse by Letter


A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z

© 2025 PsychologyDB.com All rights reserved.

Terms Sitemap Contact