Search:
Search Mode
Natural Language
Find single term
Find any term
Find exact phrase
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
Triassic (adj.)
1841, from German, coined 1841 by German geologist Friedrich August von Alberti (1795-1878), from Greek
trias
"triad," because it is divisible (in Germany) into three groups.