"arcsin" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "arc-",
        "4": "mul:sin",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *h₂erkʷ-\nProto-Indo-European *h₂erkʷos\nProto-Italic *arkuos\nLatin arcusder.\nEnglish arc-\nProto-Indo-European *sinos\nProto-Italic *sinus\nLatin sinusbor.\nEnglish sineclip.\n▲\nLatin sinusclip.\nTranslingual sin\nEnglish arcsin\n[Appendix:Glossary#derived_terms|Derived]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₂erkʷ-\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₂erkʷos\", \"status\" : \"inline\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Italic\", \"term\" : \"*arkuos\", \"status\" : \"inline\", \"lang\" : \"itc-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Latin\", \"term\" : \"arcus\", \"status\" : \"ok\", \"lang\" : \"la\" } ], \"keyword\" : \"derived\" } ], \"lang_name\" : \"English\", \"term\" : \"arc-\", \"status\" : \"ok\", \"lang\" : \"en\" }, { \"children\" : [ { \"keyword_abbrev\" : \"clip.\", \"keyword_label\" : \"Clipping of\", \"terms\" : [ { \"id\" : \"trigonometry\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"id\" : \"curve\", \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*sinos\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Italic\", \"term\" : \"*sinus\", \"status\" : \"inline\", \"lang\" : \"itc-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Latin\", \"term\" : \"sinus\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"English\", \"term\" : \"sine\", \"lang\" : \"en\" }, { \"is_duplicate\" : true, \"children\" : [ ], \"status\" : { \"1\" : \"la\", \"2\" : \":inh\", \"3\" : \"itc-pro:*sinus<ety:inh<ine-pro:*sinos>>\", \"id\" : \"curve\", \"text\" : \"++\" }, \"lang_name\" : \"Latin\", \"term\" : \"sinus\", \"lang\" : \"la\" } ], \"keyword\" : \"clipping\" } ], \"lang_name\" : \"Translingual\", \"term\" : \"sin\", \"status\" : \"ok\", \"lang\" : \"mul\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"arcsin\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"arcsin\">\nFrom arc- + Translingual sin.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *h₂erkʷ-\nProto-Indo-European *h₂erkʷos\nProto-Italic *arkuos\nLatin arcusder.\nEnglish arc-\nProto-Indo-European *sinos\nProto-Italic *sinus\nLatin sinusbor.\nEnglish sineclip.\n▲\nLatin sinusclip.\nTranslingual sin\nEnglish arcsin\nFrom arc- + Translingual sin.",
  "forms": [
    {
      "form": "arcsins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "arcsin (plural arcsins)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "arcsine"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries referencing pages with etymology sections missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with arc-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Trigonometric functions",
          "orig": "en:Trigonometric functions",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of arcsine."
      ],
      "id": "en-arcsin-en-noun-zP71faMS",
      "links": [
        [
          "arcsine",
          "arcsine#English"
        ]
      ],
      "related": [
        {
          "word": "arccos"
        },
        {
          "word": "arctan"
        }
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "arcsin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "arc-",
        "4": "mul:sin",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *h₂erkʷ-\nProto-Indo-European *h₂erkʷos\nProto-Italic *arkuos\nLatin arcusder.\nEnglish arc-\nProto-Indo-European *sinos\nProto-Italic *sinus\nLatin sinusbor.\nEnglish sineclip.\n▲\nLatin sinusclip.\nTranslingual sin\nEnglish arcsin\n[Appendix:Glossary#derived_terms|Derived]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₂erkʷ-\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₂erkʷos\", \"status\" : \"inline\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Italic\", \"term\" : \"*arkuos\", \"status\" : \"inline\", \"lang\" : \"itc-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Latin\", \"term\" : \"arcus\", \"status\" : \"ok\", \"lang\" : \"la\" } ], \"keyword\" : \"derived\" } ], \"lang_name\" : \"English\", \"term\" : \"arc-\", \"status\" : \"ok\", \"lang\" : \"en\" }, { \"children\" : [ { \"keyword_abbrev\" : \"clip.\", \"keyword_label\" : \"Clipping of\", \"terms\" : [ { \"id\" : \"trigonometry\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"id\" : \"curve\", \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*sinos\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Italic\", \"term\" : \"*sinus\", \"status\" : \"inline\", \"lang\" : \"itc-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Latin\", \"term\" : \"sinus\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"English\", \"term\" : \"sine\", \"lang\" : \"en\" }, { \"is_duplicate\" : true, \"children\" : [ ], \"status\" : { \"1\" : \"la\", \"2\" : \":inh\", \"3\" : \"itc-pro:*sinus<ety:inh<ine-pro:*sinos>>\", \"id\" : \"curve\", \"text\" : \"++\" }, \"lang_name\" : \"Latin\", \"term\" : \"sinus\", \"lang\" : \"la\" } ], \"keyword\" : \"clipping\" } ], \"lang_name\" : \"Translingual\", \"term\" : \"sin\", \"status\" : \"ok\", \"lang\" : \"mul\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"arcsin\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"arcsin\">\nFrom arc- + Translingual sin.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *h₂erkʷ-\nProto-Indo-European *h₂erkʷos\nProto-Italic *arkuos\nLatin arcusder.\nEnglish arc-\nProto-Indo-European *sinos\nProto-Italic *sinus\nLatin sinusbor.\nEnglish sineclip.\n▲\nLatin sinusclip.\nTranslingual sin\nEnglish arcsin\nFrom arc- + Translingual sin.",
  "forms": [
    {
      "form": "arcsins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "arcsin (plural arcsins)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "arccos"
    },
    {
      "word": "arctan"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "arcsine"
        }
      ],
      "categories": [
        "English abbreviations",
        "English countable nouns",
        "English entries referencing pages with etymology sections missing etymons",
        "English entries with etymology texts",
        "English entries with etymology trees",
        "English entries with etymon",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Latin",
        "English terms derived from Proto-Indo-European",
        "English terms derived from Proto-Italic",
        "English terms derived from Translingual",
        "English terms derived from the Proto-Indo-European root *h₂erkʷ-",
        "English terms prefixed with arc-",
        "Pages using etymon with no ID",
        "Pages with 1 entry",
        "Pages with entries",
        "Pages with etymology trees",
        "Pages with etymon",
        "en:Trigonometric functions"
      ],
      "glosses": [
        "Abbreviation of arcsine."
      ],
      "links": [
        [
          "arcsine",
          "arcsine#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "arcsin"
}

{
  "called_from": "query_wikidata_json",
  "msg": "WIKIDATA QUERY failed",
  "path": [
    "arcsin",
    "Template:ety",
    "#invoke",
    "#invoke",
    "Lua:Module:etymon:main()"
  ],
  "section": "English",
  "subsection": "",
  "title": "arcsin",
  "trace": "<!DOCTYPE html>\n<html lang=\"en\">\n<meta charset=\"utf-8\">\n<title>Wikimedia Error</title>\n<style>\n* { margin: 0; padding: 0; }\nbody { background: #fff; font: 15px/1.6 sans-serif; color: #333; }\n.content { margin: 7% auto 0; padding: 2em 1em 1em; max-width: 640px; display: flex; flex-direction: row; flex-wrap: wrap; }\n.footer { clear: both; margin-top: 14%; border-top: 1px solid #e5e5e5; background: #f9f9f9; padding: 2em 0; font-size: 0.8em; text-align: center; }\nimg { margin: 0 2em 2em 0; }\na img { border: 0; }\nh1 { margin-top: 1em; font-size: 1.2em; }\n.content-text { flex: 1; }\np { margin: 0.7em 0 1em 0; }\na { color: #0645ad; text-decoration: none; }\na:hover { text-decoration: underline; }\ncode { font-family: sans-serif; }\nsummary { font-weight: bold; cursor: pointer; }\ndetails[open] { background: #970302; color: #dfdedd; }\n.text-muted { color: #777; }\n@media (prefers-color-scheme: dark) {\n  a { color: #9e9eff; }\n  body { background: transparent; color: #ddd; }\n  .footer { border-top: 1px solid #444; background: #060606; }\n  #logo { filter: invert(1) hue-rotate(180deg); }\n  .text-muted { color: #888; }\n}\n</style>\n<meta name=\"color-scheme\" content=\"light dark\">\n<div class=\"content\" role=\"main\">\n<a href=\"https://www.wikimedia.org\"><img id=\"logo\" src=\"https://www.wikimedia.org/static/images/wmf-logo.png\" srcset=\"https://www.wikimedia.org/static/images/wmf-logo-2x.png 2x\" alt=\"Wikimedia\" width=\"135\" height=\"101\">\n</a>\n<div class=\"content-text\">\n<h1>Error</h1>\n\n<p>Your bot is making too many requests. Please reduce your request rate or contact bot-traffic@wikimedia.org (f263c81)</p>\n</div>\n</div>\n<div class=\"footer\"><p>If you report this error to the Wikimedia System Administrators, please include the details below.</p><p class=\"text-muted\"><code>Request served via cp3073 cp3073, Varnish XID 107787056<br>Upstream caches: cp3073 int<br>Error: 429, Your bot is making too many requests. Please reduce your request rate or contact bot-traffic@wikimedia.org (f263c81) at Tue, 07 Jul 2026 12:51:04 GMT<br><details><summary>Sensitive client information</summary>IP address: 91.207.79.37</details></code></p>\n</div>\n</html>\n"
}

{
  "called_from": "query_wikidata_json",
  "msg": "WIKIDATA QUERY failed",
  "path": [
    "arcsin",
    "Template:ety",
    "#invoke",
    "#invoke",
    "Lua:Module:etymon:main()"
  ],
  "section": "English",
  "subsection": "",
  "title": "arcsin",
  "trace": "<!DOCTYPE html>\n<html lang=\"en\">\n<meta charset=\"utf-8\">\n<title>Wikimedia Error</title>\n<style>\n* { margin: 0; padding: 0; }\nbody { background: #fff; font: 15px/1.6 sans-serif; color: #333; }\n.content { margin: 7% auto 0; padding: 2em 1em 1em; max-width: 640px; display: flex; flex-direction: row; flex-wrap: wrap; }\n.footer { clear: both; margin-top: 14%; border-top: 1px solid #e5e5e5; background: #f9f9f9; padding: 2em 0; font-size: 0.8em; text-align: center; }\nimg { margin: 0 2em 2em 0; }\na img { border: 0; }\nh1 { margin-top: 1em; font-size: 1.2em; }\n.content-text { flex: 1; }\np { margin: 0.7em 0 1em 0; }\na { color: #0645ad; text-decoration: none; }\na:hover { text-decoration: underline; }\ncode { font-family: sans-serif; }\nsummary { font-weight: bold; cursor: pointer; }\ndetails[open] { background: #970302; color: #dfdedd; }\n.text-muted { color: #777; }\n@media (prefers-color-scheme: dark) {\n  a { color: #9e9eff; }\n  body { background: transparent; color: #ddd; }\n  .footer { border-top: 1px solid #444; background: #060606; }\n  #logo { filter: invert(1) hue-rotate(180deg); }\n  .text-muted { color: #888; }\n}\n</style>\n<meta name=\"color-scheme\" content=\"light dark\">\n<div class=\"content\" role=\"main\">\n<a href=\"https://www.wikimedia.org\"><img id=\"logo\" src=\"https://www.wikimedia.org/static/images/wmf-logo.png\" srcset=\"https://www.wikimedia.org/static/images/wmf-logo-2x.png 2x\" alt=\"Wikimedia\" width=\"135\" height=\"101\">\n</a>\n<div class=\"content-text\">\n<h1>Error</h1>\n\n<p>Your bot is making too many requests. Please reduce your request rate or contact bot-traffic@wikimedia.org (f263c81)</p>\n</div>\n</div>\n<div class=\"footer\"><p>If you report this error to the Wikimedia System Administrators, please include the details below.</p><p class=\"text-muted\"><code>Request served via cp3073 cp3073, Varnish XID 630486192<br>Upstream caches: cp3073 int<br>Error: 429, Your bot is making too many requests. Please reduce your request rate or contact bot-traffic@wikimedia.org (f263c81) at Tue, 07 Jul 2026 12:51:59 GMT<br><details><summary>Sensitive client information</summary>IP address: 91.207.79.37</details></code></p>\n</div>\n</html>\n"
}