See Fizeau-Foucault apparatus in All languages combined, or Wiktionary
{ "etymology_text": "Named after Hippolyte Fizeau and Léon Foucault.", "head_templates": [ { "args": { "1": "?" }, "expansion": "Fizeau-Foucault apparatus", "name": "en-noun" } ], "lang": "English", "lang_code": "en", "pos": "noun", "senses": [ { "categories": [ { "kind": "other", "name": "English entries with incorrect language header", "parents": [ "Entries with incorrect language header", "Entry maintenance" ], "source": "w" }, { "kind": "other", "name": "Pages with 1 entry", "parents": [], "source": "w" }, { "kind": "other", "name": "Pages with entries", "parents": [], "source": "w" } ], "glosses": [ "Either of two types of instrument used to measure the speed of light." ], "id": "en-Fizeau-Foucault_apparatus-en-noun-LLUAN1U1", "links": [ [ "instrument", "instrument" ], [ "speed of light", "speed of light" ] ], "raw_glosses": [ "(historical) Either of two types of instrument used to measure the speed of light." ], "tags": [ "historical" ], "wikipedia": [ "Fizeau-Foucault apparatus" ] } ], "word": "Fizeau-Foucault apparatus" }
{ "etymology_text": "Named after Hippolyte Fizeau and Léon Foucault.", "head_templates": [ { "args": { "1": "?" }, "expansion": "Fizeau-Foucault apparatus", "name": "en-noun" } ], "lang": "English", "lang_code": "en", "pos": "noun", "senses": [ { "categories": [ "English countable nouns", "English entries with incorrect language header", "English eponyms", "English lemmas", "English multiword terms", "English nouns", "English nouns with unknown or uncertain plurals", "English terms with historical senses", "Pages with 1 entry", "Pages with entries" ], "glosses": [ "Either of two types of instrument used to measure the speed of light." ], "links": [ [ "instrument", "instrument" ], [ "speed of light", "speed of light" ] ], "raw_glosses": [ "(historical) Either of two types of instrument used to measure the speed of light." ], "tags": [ "historical" ], "wikipedia": [ "Fizeau-Foucault apparatus" ] } ], "word": "Fizeau-Foucault apparatus" }
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-01-31 from the enwiktionary dump dated 2025-01-20 using wiktextract (bcd5c38 and 9dbd323). 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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