Definify.com
Webster 1913 Edition
Prismatical
{
Pris-mat′ic
,Pris-mat′ic-al
, }Adj.
[Cf. F.
prismatique
.] 1.
Resembling, or pertaining to, a prism;
as, a
. prismatic
form or cleavage2.
Separated or distributed by a prism; formed by a prism;
as,
. prismatic
colors3.
(Crystallog.)
Same as
Orthorhombic
. Prismatic borax
(Chem.)
, borax crystallized in the form of oblique prisms, with ten molecules of water; – distinguished from octahedral borax.
– Prismatic colors
(Opt.)
, the seven colors into which light is resolved when passed through a prism; primary colors. See
– Primary colors
, under Color
. Prismatic compass
(Surv.)
, a compass having a prism for viewing a distant object and the compass card at the same time.
– Prismatic spectrum
(Opt.)
, the spectrum produced by the passage of light through a prism.