Definition of "tubelight"

Tubelights can be very troublesome at times. They flicker on and on but refuse to glow. One may find to his surprise that while this is the case with his tubelight, his neighbour's tubelight in another apartment of the same block is functioning quite well. The problem is more prevalent in the evenings and is easily traceable to voltage fluctuations.

1986 March, A. Subrahmanyam, “Special Feature: Circuit Ideas: Troublesome Tubelight”, in Ramesh Chopra, editor, Electronics for You, volume 18, number 3, New Delhi: Ramesh Chopra on behalf of EFY Enterprises, page 83

"Sunscreens protect you from UVA/UVB rays which can be emitted from many sources of light such as the sun, your tubelight and devices," Dr [Kaleem] Khan said, adding that using sunscreen once a day is the bare minimum you can do for your skin.

2021 April 4, “Here’s why Gwyneth Paltrow’s application of sunscreen in a recent video is highly misleading”, in Raj Kamal Jha, editor, The Indian Express‎, Noida, Uttar Pradesh: Indian Express Limited, archived from the original on 10 February 2024

And Modiji [Narendra Modi], also being Snarkyji, described Rahulji [Rahul Gandhi] as a tubelight because Rahulji had interjected only a good 40 minutes after Modiji had launched into his Parliamentary speech. […] CFL bulbs and LED lamps have now taken the place of tubelights, and younger citizens may not be aware of what makes a tubelight a tubelight. It's the flickering, slow response, stupid!

2020 February 7, “Tubelight and other insults”, in Deccan Herald‎, Bengaluru, Karnataka: The Printers (Mysore), archived from the original on 26 April 2023