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
indefinable (adj.)
"incapable of being exactly described," 1721, from
in-
(1) "not, opposite of" +
definable
(see
define
). Related:
Indefinably
.