"semimajor axis" meaning in English

See semimajor axis in All languages combined, or Wiktionary

Noun

Forms: semimajor axes [plural], semi-major axis [alternative]
Etymology: From semi- + major axis. Etymology templates: {{ety|en|:af|semi-|major axis|text=+|tree=1}} [Appendix:Glossary#loanword|Borrowed]] from", "terms" : [ { "children" : [ { "terms" : [ { "children" : [ { "terms" : [ { "children" : [ ], "lang_name" : "Proto-Indo-European", "term" : "*sem-", "status" : "ok", "lang" : "ine-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "lang_name" : "Proto-Indo-European", "term" : "*sēmi", "status" : "ok", "lang" : "ine-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Latin", "term" : "sēmi-", "status" : "ok", "lang" : "la" } ], "keyword" : "bor" } ], "lang_name" : "English", "term" : "semi-", "status" : "ok", "lang" : "en" }, { "children" : [ ], "lang_name" : "English", "term" : "major axis", "status" : "missing", "lang" : "en" } ], "keyword_label" : "From", "is_group" : true, "keyword" : "affix" } ], "lang_name" : "English", "term" : "semimajor axis", "status" : "ok", "lang" : "en" }" data-lang="en" data-title="semimajor axis"> From semi- + major axis. Head templates: {{en-noun|semimajor axes}} semimajor axis (plural semimajor axes)
  1. (geometry) Half of the major axis of a circle or ellipse. Coordinate_terms: semiminor axis Translations (half of the major axis of a circle or ellipse): 半長軸 /半长轴 (bànchángzhóu) (Chinese Mandarin), demi-grand axe [masculine] (French), Ellipsenhalbachse [feminine] (German), Halbachse f der Ellipse (German), 半長軸 (hanchōjiku) (alt: はんちょうじく) (Japanese), ana eksen (Turkish), büyük eksen (Turkish)
    Sense id: en-semimajor_axis-en-noun-4qKkHPq5 Categories (other): Geometry, English entries referencing missing etymons, English entries with etymology texts, English entries with etymon, English entries with incorrect language header, Entries with translation boxes, Pages using etymon with no ID, Pages with 1 entry, Pages with entries, Pages with etymon, Terms with French translations, Terms with German translations, Terms with Japanese translations, Terms with Mandarin translations, Terms with Turkish translations, Astronomy, Mathematics, Shapes Disambiguation of English entries referencing missing etymons: 52 48 Disambiguation of English entries with etymology texts: 57 43 Disambiguation of English entries with etymon: 49 51 Disambiguation of English entries with incorrect language header: 52 48 Disambiguation of Entries with translation boxes: 51 49 Disambiguation of Pages using etymon with no ID: 51 49 Disambiguation of Pages with 1 entry: 51 49 Disambiguation of Pages with entries: 51 49 Disambiguation of Pages with etymon: 51 49 Disambiguation of Terms with French translations: 49 51 Disambiguation of Terms with German translations: 49 51 Disambiguation of Terms with Japanese translations: 49 51 Disambiguation of Terms with Mandarin translations: 50 50 Disambiguation of Terms with Turkish translations: 49 51 Disambiguation of Astronomy: 53 47 Disambiguation of Mathematics: 52 48 Disambiguation of Shapes: 53 47 Topics: geometry, mathematics, sciences Disambiguation of 'half of the major axis of a circle or ellipse': 91 9
  2. (geometry) Half of the distances between the two branches of a hyperbola.
    Sense id: en-semimajor_axis-en-noun-cM~xSmRW Categories (other): Geometry, English entries referencing missing etymons, English entries with etymon, English entries with incorrect language header, English terms prefixed with semi-, Entries with translation boxes, Pages using etymon with no ID, Pages with 1 entry, Pages with entries, Pages with etymon, Terms with French translations, Terms with German translations, Terms with Japanese translations, Terms with Mandarin translations, Terms with Turkish translations, Astronomy, Mathematics, Shapes Disambiguation of English entries referencing missing etymons: 52 48 Disambiguation of English entries with etymon: 49 51 Disambiguation of English entries with incorrect language header: 52 48 Disambiguation of English terms prefixed with semi-: 43 57 Disambiguation of Entries with translation boxes: 51 49 Disambiguation of Pages using etymon with no ID: 51 49 Disambiguation of Pages with 1 entry: 51 49 Disambiguation of Pages with entries: 51 49 Disambiguation of Pages with etymon: 51 49 Disambiguation of Terms with French translations: 49 51 Disambiguation of Terms with German translations: 49 51 Disambiguation of Terms with Japanese translations: 49 51 Disambiguation of Terms with Mandarin translations: 50 50 Disambiguation of Terms with Turkish translations: 49 51 Disambiguation of Astronomy: 53 47 Disambiguation of Mathematics: 52 48 Disambiguation of Shapes: 53 47 Topics: geometry, mathematics, sciences

Inflected forms

Alternative forms

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Download raw JSONL data for semimajor axis meaning in English (4.2kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-09-09 from the enwiktionary dump dated 2026-09-02 using wiktextract (ccec6f1 and 4deed51). 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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