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protohalo
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English
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Etymology
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From
proto-
+
halo
.
Noun
edit
protohalo
(
plural
protohalos
or
protohaloes
)
(
astronomy
)
The assemblage of material that coalesces to form a
galactic halo
Categories
:
English terms prefixed with proto-
English lemmas
English nouns
English countable nouns
en:Astronomy