speckle interferometry

noun Astronomy.

a photographic technique for clarifying the telescopic images of a star by taking short exposures of the electronic images of the star's speckle pattern and extrapolating properties of the starlight to create a more accurate composite image.

Nearby words

  1. specious present,
  2. speciously,
  3. speck,
  4. speckedness,
  5. speckle,
  6. speckle pattern,
  7. speckled,
  8. speckled trout,
  9. speckled wood,
  10. specs

Origin of speckle interferometry

First recorded in 1965–70; interfere + -o- + -metry

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for speckle interferometry

speckle interferometry


astronomy a technique to increase the angular resolution of telescopes that are impaired by atmospheric turbulence, in which the information from a number of exposures of very short duration is combined
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