Word.ws English Dictionary

lights

/laɪts/

lights is the plural of light.

lights is the third-person singular simple present indicative of light.

Meaning of light

Noun

light (countable and uncountable, plural lights)

  1. (uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.
    • As you can see, this spacious dining-room gets a lot of light in the mornings.
  2. (broadly) Electromagnetic radiation in the wavelength range visible to the human eye or in nearby ranges (infrared or ultraviolet radiation).
    • black light
  3. (broadly, uncommon) Electromagnetic radiation of any wavelength.
    • It’s everywhere. At this moment, as you sit quietly reading this book, you are awash in it. At work, it’s emanating from your electronic devices; step outside for lunch, and the sun bathes you in it. You may receive an extra dose of it when you visit your doctor, pass through security at the...2017, Bob Berman, Zapped: From Infrared to X-rays, the Curious History of Invisible Light, Little, Brown and Company, →ISBN, pages 8-9
  4. (countable) A source of illumination.
    • Put that light out!
    1. A lightbulb or similar light-emitting device, regardless of whether it is lit.
      • We turned off all the lights and went to sleep.
    2. A traffic light, or (by extension) an intersection controlled by traffic lights.
      • To get to our house, turn right at the third light.

See all 69 meanings of light

Noun

lights pl (plural only)

  1. (plural, plural-only) The lungs, now chiefly of an animal (being lighter than adjacent parts).
    • a stew of hogs' lights and potatoes
    • But forst him gape and gaspe, with dread aghast, / As if his lungs and lites were nigh asunder brast.1596, Edmund Spenser, “Book IV, Canto III”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC

Words formed from lights

Phrases with lights

149 more phrasesFewer phrases

Words that rhyme with lights

21 more rhymesFewer rhymes

Questions about lights

What does lights mean?
Lights means the lungs, now chiefly of an animal (being lighter than adjacent parts).
What is lights the plural of?
Lights is the plural of light.
What part of speech is lights?
Lights is a noun.
How do you pronounce lights?
Lights is pronounced /laɪts/.

Words near lights in the dictionary

  1. lightproof
  2. lightray
  3. lightrays
  4. lightroom
  5. lightrooms
  6. lights
  7. lights a fire under
  8. lights along
  9. lights at the end of the tunnel
  10. lights down
  11. lights into

Source and license

Adapted from Wiktionary: lights (page history and authors); light (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-lights.ogg.

Cite this entry: “lights.” Word.ws, https://word.ws/lights. Based on Wiktionary, CC BY-SA 4.0.