"arduous" meaning in English

See arduous in All languages combined, or Wiktionary

Adjective

IPA: /ˈɑːdjuːəs/ [UK], /ˈɑːrd͡ʒuəs/ [US] Audio: en-us-arduous.ogg [US] Forms: arduous [positive], more arduous [comparative], most arduous [superlative]
Head templates: {{adj|more=true}} [POS TABLE]
  1. If a something is arduous, it requires or uses up a lot of energy to do it. Synonyms: demanding, exhausting, laborious, strenuous
    Sense id: simple-arduous-en-adj-gHGQWvoh
     
{
  "forms": [
    {
      "form": "arduous",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "more arduous",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most arduous",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "more": "true"
      },
      "expansion": "[POS TABLE]",
      "name": "adj"
    }
  ],
  "hyphenation": "ar‧du‧ous",
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "If a something is arduous, it requires or uses up a lot of energy to do it."
      ],
      "id": "simple-arduous-en-adj-gHGQWvoh",
      "synonyms": [
        {
          "word": "demanding"
        },
        {
          "word": "exhausting"
        },
        {
          "word": "laborious"
        },
        {
          "word": "strenuous"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑːdjuːəs/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˈɑːrd͡ʒuəs/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "en-us-arduous.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "arduous"
}

{
  "forms": [
    {
      "form": "arduous",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "more arduous",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most arduous",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "more": "true"
      },
      "expansion": "[POS TABLE]",
      "name": "adj"
    }
  ],
  "hyphenation": "ar‧du‧ous",
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "If a something is arduous, it requires or uses up a lot of energy to do it."
      ],
      "synonyms": [
        {
          "word": "demanding"
        },
        {
          "word": "exhausting"
        },
        {
          "word": "laborious"
        },
        {
          "word": "strenuous"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑːdjuːəs/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˈɑːrd͡ʒuəs/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "en-us-arduous.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "arduous"
}

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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 2025-06-04 from the simplewiktionary dump dated 2025-06-01 using wiktextract (5ee713e and f1c2b61). 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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