Word.ws English Dictionary

light off

light off verb: to light the fire on a gas boiler to turn it on.

Verb

light off (third-person singular simple present lights off, present participle lighting off, simple past and past participle lit off)

  1. (transitive) To light the fire on a gas boiler to turn it on.
  2. (intransitive) To ignite properly and begin functioning.

Forms of light off

third-person singular presentlights off
present participlelighting off
past participlelit off
pastlit off

Questions about light off

What does light off mean?
Light off means to light the fire on a gas boiler to turn it on.
What part of speech is light off?
Light off is a verb.
What is the past tense of light off?
The past tense of light off is lit off.

Words near light off in the dictionary

  1. light novels
  2. light o' love
  3. light of nature
  4. light of one's eye
  5. light of one's life
  6. light off
  7. light oil
  8. light on
  9. light on one's feet
  10. light on the hill
  11. light one's hair on fire

Source and license

Adapted from Wiktionary: light off (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.

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