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light hourLight infantry
light intensity
Light iron
Light keeper
light machine gun
Light metals
light meter
light microscope
light middleweight
light minute
Light money
Light of foot
Light of heart
Light oil
light opera
-- light pen --
light pipe
Light purse
light reaction
light reflex
Light sails
light second
light show
Light sleeper
light source
light speed
light time
light touch
light unit
light up
light upon
Light weight
light pen
| Noun | 1. |  light pen - (computer science) a pointer that when pointed at a computer display senses whether or not the spot is illuminatedSynonyms: electronic stylus |