An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian
فرهنگ ریشهشناختی اخترشناسی-اخترفیزیک
Homepage
Preliminaries
Abbreviations
Acknowledgments
References
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
biconcave lens
عدسی ِ دوکاو
adasi-ye dokâv
Fr.: lentille biconcave
Describing a lens with two concave faces.
See also:
→
bi-
; →
concave
; →
lens
.