Source : Webster's Revised Unabridged Dictionary (1913)
Heighten \Height"en\ (h[imac]t"'n), v. t. [Written also
{highten}.] [imp. & p. p. {Heightened}; p. pr. & vb. n.
{Heightening}.]
1. To make high; to raise higher; to elevate.
2. To carry forward; to advance; to increase; to augment; to
aggravate; to intensify; to render more conspicuous; --
used of things, good or bad; as, to heighten beauty; to
heighten a flavor or a tint. ``To heighten our
confusion.'' --Addison.
An aspect of mystery which was easily heightened to
the miraculous. --Hawthorne.