hydrogen line (0 synonym found)

We don't have synonyms for hydrogen line yet — it may be a rare, specialized, newly coined, or misspelled word.

We don't have any synonyms for hydrogen line yet.

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Definition of hydrogen line:

(n) : (physics, astronomy) a spectral line of atomic hydrogen having a wavelength of about 21cm; used extensively in radio astronomy
Definition of hydrogen line:

(n) : (physics, astronomy) a spectral line of atomic hydrogen having a wavelength of about 21cm; used extensively in radio astronomy
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