Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
constant | Yes | Yes | No | No |
speed of light | Yes | No | No | No |
constant (noun) | speed of light (noun) |
---|---|
a quantity that does not vary | 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 |
a number representing a quantity assumed to have a fixed value in a specified mathematical context |
constant (adjective) | speed of light (adjective) |
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steadfast in purpose or devotion or affection | |
uninterrupted in time and indefinitely long continuing | |
unvarying in nature |