Definify.com
Webster 1913 Edition
Insoluble
In-sol′u-ble
,Adj.
[L.
insolubilis
indissoluble, that can not be loosed: cf. F. insoluble
. See In-
not, and Soluble
, and cf. Insolvable
.] 1.
Not soluble; in capable or difficult of being dissolved, as by a liquid;
as, chalk is
. insoluble
in water2.
Not to be solved or explained; insolvable;
as, an
. insoluble
doubt, question, or difficulty3.
Strong.
“An insoluble wall.” [Obs.]
Holland
Webster 1828 Edition
Insoluble
INSOL'UBLE
,Adj.
1.
That cannot be dissolved, particularly by a liquid. We say a substance is insoluble in water, when its parts will not separate and mix with that fluid.2.
Not to be solved or explained; not to be resolved; as a doubt or difficulty. [Not much used.]