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1
English
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1.1
Noun
1.1.1
Alternative forms
1.1.2
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NULX
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From Wiktionary, the free dictionary
English
[
edit
]
Noun
[
edit
]
NULX
(
plural
NULXs
)
(
astronomy
)
Abbreviation
of
number
of
ultra-luminous X-ray sources
.
a count of
ULX sources
within a galaxy
Alternative forms
[
edit
]
(
number of ULXs
)
:
N
ULX
Related terms
[
edit
]
ULX
Categories
:
English lemmas
English nouns
English countable nouns
en:Astronomy
English abbreviations
en:Black holes
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