💡 Words with a Similar Meaning to "Lightspeed"
Found via reverse dictionary — words that share a conceptual meaning.
| Word | Definition |
|---|---|
| light speednoun | Alternative form of lightspeed. [The speed of light (in vacuum unless another medium is specified).] |
| lightspeed lagnoun | A delay in communications or information processing caused by a signal propagation being limited by the speed of light. |
| luxonnoun | (physics) Any particle that travels at exactly the speed of light and has zero mass: typically a photon. |
| light secondnoun | (astronomy, physics) A unit of length equal to the distance light travels in one second: about 300 megameters |
| rapiditynoun | speed, swiftness; the condition of being rapid |
| speed of lightnoun | (physics) The speed of electromagnetic radiation, which in a perfect vacuum is equivalent to 299,792,458 metres per second. |
| light barriernoun | The speed of light, seen as a barrier to faster-than-light travel. |
| warp speednoun | (by extension, informal) Any very fast speed. |
| light equationnoun | (astronomy) The time which light takes to traverse the mean distance of the Earth from the Sun. |
| path lengthnoun | (graph theory) The number of edges traversed in a given path in a graph. |
| subspacenoun | (countable, mathematics) A subset of a space which is a space in its own right. |
| wavespeednoun | The speed/velocity of a wave. |
| kilolightnoun | (science fiction) a unit of distance equal to one thousand light-years; a kilolight-year |
| planck velocitynoun | (physics) The Planck speed. |
| lambdanoun | (physics, mathematics) Unit representation of wavelength. |
| lightfrontnoun | (physics) The set of photons in the same phase of a pulse of (especially laser) light. |
| speednoun | The state of moving quickly or the capacity for rapid motion. |
| speed of soundnoun | (physics) The speed at which sound is propagated through some medium under specified conditions. |
| lightnoun | (physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light. |
| phase velocitynoun | (physics) The velocity of propagation of a pure sine wave of infinite extent and infinitesimal amplitude. |
🎨 Adjectives for "Lightspeed"
Popular adjectives used to describe this word in books.
🏷️ Nouns for "Lightspeed"
Common nouns this word is used to describe.
📝 Common Phrases with "Lightspeed"
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