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
ulna (n.)
[ulna 词源字典]
inner bone of the forearm, 1540s, medical Latin, from Latin
ulna
"the elbow," also a measure of length, from PIE
*el-ina-
, extended form of root
*el-
(1) "elbow, forearm" (see
ell
(n.1)). Related:
Ulnar
.
[ulna etymology, ulna origin, 英语词源]