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
troy ounce
noun
1.
a unit of apothecary weight equal to 480 grains or one twelfth of a troy pound
apothecaries' ounce
ounce