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
acutangular
"Having or forming one or more acute angles; acute-angled", Mid 17th cent.; earliest use found in John Collins (1625–1683), mathematician and scientific administrator. From post-classical Latin
acutangulus
+ -ar.