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
spontaneous
1656, from L.L.
spontaneus
"willing, of one's free will," from L.
(sua) sponte
"of one's own accord, willingly," of unknown origin.
Spontaneous combustion
first attested 1795.
