Word.ws English Dictionary

Red Rectangle

Red Rectangle proper noun: the nebula and binary star HD 44179.

Proper noun

the Red Rectangle

  1. The nebula and binary star HD 44179.
    • The Red Rectangle is only one example of an infrared object that is detectable in the infrared because of grain emission.1987, Beverly T. Lynds, “Optical observations of nebulae”, in A. Dalgarno and David Layzer (eds.), Spectroscopy of astrophysical plasmas, Cambridge University Press, →ISBN, page 12
    • The Red Rectangle is a bipolar nebula with a remarkable spectrum in which emission is excited by the light of the central star HD44179.1995, J.R. Miles, P.J. Sarre, and S.M. Scarrott, “Red Rectangle Emission Bands”, in Alexander G.G.M. Tielens and Theodore Peck Snow (eds.), The Diffuse Interstellar Bands, Springer, →ISBN, page 143

Origin of Red Rectangle

Coined by astronomers Martin Cohen and Mike Merrill in 1973

Questions about Red Rectangle

What does Red Rectangle mean?
Red Rectangle means the nebula and binary star HD 44179.
What part of speech is Red Rectangle?
Red Rectangle is a proper noun.

Words near Red Rectangle in the dictionary

  1. red rattle
  2. red rattler
  3. red rattlers
  4. red rattles
  5. red raw
  6. Red Rectangle
  7. Red Republican
  8. Red Republicans
  9. red ribbon
  10. red ribbons
  11. red rice

Source and license

Adapted from Wiktionary: Red Rectangle (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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