circadian rhythm

circadian rhythm

any periodic variation in physiological or behavioral activity that repeats at approximately 24-hour intervals, such as the sleep–wake cycle. Also called diurnal rhythm. Compare infradian rhythm; ultradian rhythm. See also biological rhythm.

Related Terms

status epilepticus

status epilepticus a continuous series of seizures. It is a...

logicogrammatical disorder

logicogrammatical disorder a manifestation of semantic apha...

self-ideal Q sort

self-ideal Q sort a technique used to measure the discrepan...

initiating structure

initiating structure a function of effective leadership tha...

bottoming out

bottoming out a state of despair characterized by financial...

social presence

social presence the degree to which individuals feel that t...

Quick Info

Category Psychology Term
Definitions 1
First Letter C

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