See block system on Wiktionary
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{ "categories": [ "English countable nouns", "English entries with incorrect language header", "English lemmas", "English multiword terms", "English nouns", "Pages with 1 entry", "Pages with entries" ], "forms": [ { "form": "block systems", "tags": [ "plural" ] } ], "head_templates": [ { "args": {}, "expansion": "block system (plural block systems)", "name": "en-noun" } ], "lang": "English", "lang_code": "en", "pos": "noun", "senses": [ { "categories": [ "English terms with quotations", "en:Rail transportation" ], "examples": [ { "ref": "2012, Andrew Martin, Underground Overground: A passenger's history of the Tube, Profile Books, →ISBN, page 41:", "text": "Signalling was by the standard 'block' system of the time, which prevents any two trains being on the same track section at once, but this was operated with boldness, with margins shaved. The Metropolitan would prove to have an excellent safety record nonetheless.", "type": "quote" } ], "glosses": [ "On railways, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it." ], "links": [ [ "rail transport", "rail transport" ], [ "railway", "railway" ] ], "raw_glosses": [ "(rail transport) On railways, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it." ], "topics": [ "rail-transport", "railways", "transport" ] }, { "categories": [ "en:Mathematics" ], "glosses": [ "Given a group G that acts on a set X, a partition of X that is G-invariant." ], "links": [ [ "mathematics", "mathematics" ], [ "partition", "partition" ], [ "invariant", "invariant" ] ], "raw_glosses": [ "(mathematics) Given a group G that acts on a set X, a partition of X that is G-invariant." ], "topics": [ "mathematics", "sciences" ] } ], "wikipedia": [ "en:Block (permutation group theory)" ], "word": "block system" }
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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-12-15 from the enwiktionary dump dated 2024-12-04 using wiktextract (8a39820 and 4401a4c). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.
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