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
psi (n.)
[psi 词源字典]
23rd letter of the Greek alphabet. Use for "psychic force, paranormal phenomenon" dates from 1942 (probably from
psychic
(adj.)).
[psi etymology, psi origin, 英语词源]
