Search:
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
irrationality (n.)
1560s, originally in the mathematical sense, from
irrational
+
-ity
. Meaning "unreasonableness, absurdity" is from 1640s.
