HomeServicesBlogDictionariesContactSpanish Course
Home › Dictionary › English › Lyman-alpha forest
← Back to search

Meaning of Lyman-alpha forest | Babel Free

Noun CEFR B2

Definitions

A series of absorption lines in the spectra of distant galaxies and quasars, arising from the Lyman-alpha electron transition of the neutral hydrogen atom.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Lyman's law lymantria lymantrid lymantriid lymantriine Lyme

Learn this word in context

See Lyman-alpha forest used in real conversations inside our free language course.

Start Free Course

Know this word better than we do? Language is a living thing — help us keep it growing. Collaborate with Babel Free