Word Study
light reaction |
light reflex |
light second |
light show |
light source |
light speed
| light time
| light touch
| light unit
| light up
| light upon
light speed
WORDNET DICTIONARY
Noun light speed has 1 sense
- light speed(n = noun.time) c, speed of light - the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second; Array is a kind of constant, speed, velocity
For further exploring for "light speed" in Webster Dictionary Online
