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Meaning of last scattering surface | Babel Free

Noun CEFR C1

Definitions

The horizon in the distant past of the universe at which photons ceased scattering from matter and were able to travel unimpeded to be observed in the present day.

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

Last Sermon last sixteen last stand last straw Last Supper last thing one needs

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