quword
趣词
Word Origins Dictionary
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
psycho (adj.)
1927, shortening of
psychological
; 1936 (Raymond Chandler) as shortening of
psychopathic
(adj.).
psycho (n.)
1925, short for
psychologist
; as short for
psychopath
from 1942.