optical

As a noun terms

is .

As an adjective optical is

of, or relating to sight; visual.

As adjectives the difference between optical and ophthalmic

is that optical is of, or relating to sight; visual while ophthalmic is (medicine) of or pertaining to the eyes.

As a noun spectacle

is something exhibited to view; usually, something presented to view as extraordinary, or as unusual and worthy of special notice; a remarkable or noteworthy sight; a show; a pageant.

As an adjective optical is

of, or relating to sight; visual.

As adjectives the difference between optical and undefined

is that optical is of, or relating to sight; visual while undefined is lacking a definition or value.

As an adjective optical

is of, or relating to sight; visual.

As a proper noun glass is

.

As an adjective optical

is of, or relating to sight; visual.

As a noun glasses is

.

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As an adjective optical is

of, or relating to sight; visual.

As an adjective optical

is of, or relating to sight; visual.

As a noun null is

zero, nil; the cardinal number before einn.

As an adjective optical

is of, or relating to sight; visual.

As a verb show is

to display, to have somebody see (something).

As a noun show is

a play, dance, or other entertainment.

As adjectives the difference between optical and optronic

is that optical is of, or relating to sight; visual while optronic is optoelectronic.