atomic number in English

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{
  "forms": [
    {
      "form": "atomic number",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "atomic numbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "text": "hydrogen has an atomic number of 1. It has 1 proton, and is the first element in the periodic table."
        },
        {
          "text": "Heavy elements, such as gold have a high atomic number."
        }
      ],
      "glosses": [
        "The number of protons in an atom is the atomic number. It is also the position in the periodic table of elements."
      ],
      "id": "simple-atomic_number-en-noun-y8nLegIO",
      "raw_tags": [
        "countable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/əˈtɒm.ɪk//ˈnʌm.bɚ/"
    }
  ],
  "word": "atomic number"
}

[Show JSON for raw wiktextract data ▼] [Hide JSON for raw wiktextract data ▲]

{
  "forms": [
    {
      "form": "atomic number",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "atomic numbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Countable nouns"
      ],
      "examples": [
        {
          "text": "hydrogen has an atomic number of 1. It has 1 proton, and is the first element in the periodic table."
        },
        {
          "text": "Heavy elements, such as gold have a high atomic number."
        }
      ],
      "glosses": [
        "The number of protons in an atom is the atomic number. It is also the position in the periodic table of elements."
      ],
      "raw_tags": [
        "countable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/əˈtɒm.ɪk//ˈnʌm.bɚ/"
    }
  ],
  "word": "atomic number"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-04-08 from the simplewiktionary dump dated 2025-04-03 using wiktextract (51d164f 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.

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"atomic number" meaning in English

Noun