light industry

: something that makes vision possible

: the sensation aroused by stimulation of the visual receptors

: electromagnetic radiation of any wavelength that travels in a vacuum with a speed of 299,792,458 meters (about 186,000 miles) per second

: having light : bright

: not dark, intense, or swarthy in color or coloring : pale

: medium in saturation and high in lightness

: to become light : brighten

: to take fire

: to ignite something (such as a cigarette)

: having little weight : not heavy

: designed to carry a comparatively small load

: having relatively little weight in proportion to bulk

: lightly

: with little baggage

: dismount

: settle, alight

: to fall unexpectedly

: diligence in an employment or pursuit

: systematic labor especially for some useful purpose or the creation of something of value

: a department or branch of a craft, art, business, or manufacture