Black hole
Black hole noun - Empty space.
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Synonyms for Black hole
Penal institution and black hole are semantically related. In some cases you can use "Penal institution" instead a noun phrase "Black hole".
Penal institution
Penal institution noun - An institution where persons are confined for punishment and to protect the public.
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Synonyms for Penal institution
Black hole and penal institution are semantically related. Sometimes you can use "Black hole" instead a noun phrase "Penal institution".
Mutual synonyms
Related pairs
- keep and black hole
- keep and penal institution
- pound and black hole
- pound and penal institution
- inside and black hole
- inside and penal institution
- pen and black hole
- pen and penal institution
- cell and black hole
- cell and penal institution
- penitentiary and black hole
- penitentiary and penal institution
- prison and black hole
- prison and penal institution
Cite this Source
Penal institution and Black hole. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/black_hole/penal_institution
Black hole & Penal institution. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/black_hole/penal_institution>.
Penal institution or Black hole. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/black_hole/penal_institution.
Google Ngram Viewer shows how "black hole" and "penal institution" have occurred on timeline