See Necker cube on Wiktionary
{ "etymology_text": "The Necker cube was first published as a rhomboid in 1832 by Louis Albert Necker.", "forms": [ { "form": "Necker cubes", "tags": [ "plural" ] } ], "head_templates": [ { "args": {}, "expansion": "Necker cube (plural Necker cubes)", "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" }, { "kind": "topical", "langcode": "en", "name": "Optical illusions", "orig": "en:Optical illusions", "parents": [ "Vision", "Senses", "Perception", "Body", "All topics", "Fundamental" ], "source": "w" } ], "glosses": [ "An optical illusion consisting of a wireframe drawing of a cube, where a given face may be perceived as being either on the front or the back of the cube." ], "id": "en-Necker_cube-en-noun-YVdD-hst", "links": [ [ "optical illusion", "optical illusion" ], [ "wireframe", "wireframe" ], [ "cube", "cube" ], [ "face", "face" ], [ "front", "front" ], [ "back", "back" ] ], "related": [ { "word": "Penrose triangle" } ], "wikipedia": [ "Louis Albert Necker", "Necker cube" ] } ], "word": "Necker cube" }
{ "etymology_text": "The Necker cube was first published as a rhomboid in 1832 by Louis Albert Necker.", "forms": [ { "form": "Necker cubes", "tags": [ "plural" ] } ], "head_templates": [ { "args": {}, "expansion": "Necker cube (plural Necker cubes)", "name": "en-noun" } ], "lang": "English", "lang_code": "en", "pos": "noun", "related": [ { "word": "Penrose triangle" } ], "senses": [ { "categories": [ "English countable nouns", "English entries with incorrect language header", "English eponyms", "English lemmas", "English multiword terms", "English nouns", "Pages with 1 entry", "Pages with entries", "en:Optical illusions" ], "glosses": [ "An optical illusion consisting of a wireframe drawing of a cube, where a given face may be perceived as being either on the front or the back of the cube." ], "links": [ [ "optical illusion", "optical illusion" ], [ "wireframe", "wireframe" ], [ "cube", "cube" ], [ "face", "face" ], [ "front", "front" ], [ "back", "back" ] ], "wikipedia": [ "Louis Albert Necker", "Necker cube" ] } ], "word": "Necker cube" }
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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 2025-04-13 from the enwiktionary dump dated 2025-04-03 using wiktextract (aeaf2a1 and fb63907). 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.
If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.