Definition of Light up

1. Verb. Start to burn with a bright flame. "The coal in the BBQ grill finally lit up"

2. Verb. Make lighter or brighter. "This lamp lightens the room a bit"
Exact synonyms: Illume, Illuminate, Illumine, Light
Generic synonyms: Lighten, Lighten Up
Specialized synonyms: Floodlight, Spotlight
Derivative terms: Illuminant, Illumination, Illumination, Light, Light, Light, Light, Light, Light

3. Verb. Become clear. "The sky cleared after the storm"
Exact synonyms: Brighten, Clear, Clear Up
Antonyms: Overcast

4. Verb. Ignite. "The sky lit up quickly above the raging volcano"
Generic synonyms: Ignite, Light

5. Verb. Begin to smoke. "After the meal, some of the diners lit up"
Exact synonyms: Fire Up, Light
Entails: Smoke
Generic synonyms: Ignite, Light
Derivative terms: Light

Definition of Light up

1. Verb. (transitive) To bring light to something, to brighten. ¹

2. Verb. (intransitive) To become light, to brighten. ¹

3. Verb. (intransitive) To light a cigarette, pipe(,) etc. ¹

4. Verb. (transitive) To make happy. ¹

5. Verb. (transitive slang) To open fire on a target or group of targets. ¹

¹ Source:

Lexicographical Neighbors of Light Up

light sense
light show
light sleep
light someone's fire
light source
light sources
light spectrum
light speed
light switch
light switches
light table
light time
light touch
light treatment
light unit
light up (current term)
light upon
light verb
light verbs
light water
light welterweight
light whipping cream
light year
light years

Literary usage of Light up

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Complete Word and Phrase Concordance to the Poems and Songs of Robert by J. B. Reid (1889)
"S. One fond kiss f Nae mair light up the morn ! Lament of Mary of Scots. When Cynthia, lights wi' silver ray, We'll light a spunk, and, ev'ry skin, ..."

2. The Works of Virgil by Virgil (1891)
"Ah ! be present, lend us thy propitious aid, and light up friendly stars in the heavens. He said, and snatches his keen flashing sword from the sheath, ..."

3. Barbizon Days: Millet, Corot, Rousseau, Barye by Charles Sprague Smith (1902)
"... and you will see his Castilian face light up, as at the souvenir of a great chieftain who led him to victory, and you will feel his heart expand at the ..."

4. A Practical Dictionary of the English and German Languages by Felix Flügel (1874)
"1. to light, light up; 2. to clear up, make clear ; 3. a) For. to lighten, clear, thin (a forest, ic.); b) fig. to thin (the ranks, £c. ..."

5. Annals of the American Revolution: Or, A Record of the Causes and Events by Jedidiah Morse (1824)
"Even Dr. Franklin wrote to Mr. Charles Thomson, afterwards secretary of congress, "The sun of liberty is set; you must light up the candles of industry and ..."

6. Miscellaneous and Posthumous Works by Henry Thomas Buckle (1872)
"when we come in, or go out, put on our clothes or our shoes, when we bathe, eat, light up candles, go to bed, or sit down, we mark our foreheads with the ..."

7. Poems of American History by Burton Egbert Stevenson (1908)
"light up, light up thy homes! light up your homes, O fathers! ... light up thy home, young mother! Then gaze in pride and joy Upon those fair and gentle ..."

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