Word.ws English Dictionary

brightup

brightup noun: a pulse of the beam (cathode ray) in a cathode ray tube that causes a blank screen to fluoresce.

Noun

brightup (uncountable)

  1. A pulse of the beam (cathode ray) in a cathode ray tube that causes a blank screen to fluoresce.
    • The effect of parasitic brightup of the picture tube glass on the accuracy of position measurements is considered.1969, V. D. Andreev, Theory of Internal Navigation Aided Systems (page 230)
    • Any variation of the apparent start of the trace indicates a brightup (unblanking) pulse with a poor leading edge, […]1971, Leslie Ernest Weaver, Television Measurement Techniques, page 358

Forms of brightup

alternative formbright-up

Questions about brightup

What does brightup mean?
Brightup means a pulse of the beam (cathode ray) in a cathode ray tube that causes a blank screen to fluoresce.
What part of speech is brightup?
Brightup is a noun.

Words near brightup in the dictionary

  1. brightsizing
  2. brightsmith
  3. brightsmiths
  4. brightsome
  5. brightsomeness
  6. brightup
  7. Brightwalton
  8. Brightwaters
  9. Brightwell
  10. Brightwells
  11. brightwhite

Source and license

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