"diradical" meaning in English

See diradical in All languages combined, or Wiktionary

Noun

Forms: diradicals [plural]
Etymology: Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- English radical English diradical From di- + radical. Etymology templates: {{ety|en|:af|di-<id:twice>|radical|text=+|tree=1}} Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- English radical English diradical [Appendix:Glossary#loanword|Borrowed]] from", "terms" : [ { "id" : "twice", "children" : [ { "keyword_abbrev" : "bor.", "keyword_label" : "Borrowed from", "terms" : [ { "id" : "twice", "children" : [ { "terms" : [ { "children" : [ { "terms" : [ { "id" : "two", "children" : [ { "terms" : [ { "id" : "two", "children" : [ ], "status" : "ok", "lang_name" : "Proto-Indo-European", "term" : "*dwóh₁", "lang" : "ine-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "status" : "ok", "lang_name" : "Proto-Indo-European", "term" : "*dwi-", "lang" : "ine-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Proto-Hellenic", "term" : "*dwi-", "status" : "inline", "lang" : "grk-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "status" : "ok", "lang_name" : "Ancient Greek", "term" : "δῐ-", "lang" : "grc" } ], "keyword" : "bor" } ], "status" : "ok", "lang_name" : "Latin", "term" : "di-", "lang" : "la" } ], "keyword" : "bor" } ], "status" : "ok", "lang_name" : "English", "term" : "di-", "lang" : "en" }, { "children" : [ ], "lang_name" : "English", "term" : "radical", "status" : "missing", "lang" : "en" } ], "keyword_label" : "From", "is_group" : true, "keyword" : "affix" } ], "lang_name" : "English", "term" : "diradical", "status" : "ok", "lang" : "en" }" data-lang="en" data-title="diradical"> From di- + radical., {{ety|en|:af|di-<id:twice>|radical|text=+|tree=1}} Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- English radical English diradical From di- + radical. Head templates: {{en-noun}} diradical (plural diradicals)
  1. (chemistry) A divalent radical
    Sense id: en-diradical-en-noun-ykuUhDxj Categories (other): Chemistry Topics: chemistry, natural-sciences, physical-sciences
  2. (organic chemistry) A free radical having a two unpaired electrons
    Sense id: en-diradical-en-noun-HJR1Labm Categories (other): Organic chemistry, English entries referencing missing etymons, English entries with etymology texts, English entries with etymology trees, English entries with etymon, English entries with incorrect language header, English terms prefixed with di- (twice), Pages using etymon with no ID, Pages with 1 entry, Pages with entries, Pages with etymology trees, Pages with etymon Disambiguation of English entries referencing missing etymons: 22 78 Disambiguation of English entries with etymology texts: 22 78 Disambiguation of English entries with etymology trees: 22 78 Disambiguation of English entries with etymon: 20 80 Disambiguation of English entries with incorrect language header: 22 78 Disambiguation of English terms prefixed with di- (twice): 32 68 Disambiguation of Pages using etymon with no ID: 20 80 Disambiguation of Pages with 1 entry: 17 83 Disambiguation of Pages with entries: 16 84 Disambiguation of Pages with etymology trees: 21 79 Disambiguation of Pages with etymon: 19 81 Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences
The following are not (yet) sense-disambiguated
Derived forms: diradicaloid

Inflected forms

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "diradicaloid"
    }
  ],
  "etymology_links": [
    [
      "*dwóh₁",
      "Reconstruction:Proto-Indo-European/dwóh₁#Proto-Indo-European:_two"
    ],
    [
      "*dwi-",
      "Reconstruction:Proto-Indo-European/dwi-#Proto-Indo-European:_two"
    ],
    [
      "*dwi-",
      "Reconstruction:Proto-Hellenic/dwi-"
    ],
    [
      "δῐ-",
      "δι-#Ancient_Greek:_twice"
    ],
    [
      "di-",
      "di-#Latin:_twice"
    ],
    [
      "di-",
      "di-#English:_twice"
    ],
    [
      "radical",
      "radical#English"
    ],
    [
      "di-",
      "di-#English:_twice"
    ],
    [
      "radical",
      "radical#English"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "di-<id:twice>",
        "4": "radical",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\n[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"id\" : \"twice\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"id\" : \"twice\", \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"id\" : \"two\", \"children\" : [ { \"terms\" : [ { \"id\" : \"two\", \"children\" : [ ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*dwóh₁\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*dwi-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Hellenic\", \"term\" : \"*dwi-\", \"status\" : \"inline\", \"lang\" : \"grk-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"δῐ-\", \"lang\" : \"grc\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"Latin\", \"term\" : \"di-\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"English\", \"term\" : \"di-\", \"lang\" : \"en\" }, { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"radical\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"diradical\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"diradical\">\nFrom di- + radical.",
      "name": "ety"
    },
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "di-<id:twice>",
        "4": "radical",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\nFrom di- + radical.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\nFrom di- + radical.",
  "forms": [
    {
      "form": "diradicals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diradical (plural diradicals)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A divalent radical"
      ],
      "id": "en-diradical-en-noun-ykuUhDxj",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "divalent",
          "divalent"
        ],
        [
          "radical",
          "radical"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A divalent radical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Organic chemistry",
          "orig": "en:Organic chemistry",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "English entries with etymon",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "32 68",
          "kind": "other",
          "name": "English terms prefixed with di- (twice)",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "17 83",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "16 84",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "21 79",
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "19 81",
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A free radical having a two unpaired electrons"
      ],
      "id": "en-diradical-en-noun-HJR1Labm",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "free radical",
          "free radical"
        ],
        [
          "unpaired",
          "unpaired"
        ],
        [
          "electron",
          "electron"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) A free radical having a two unpaired electrons"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "diradical"
}
{
  "categories": [
    "English countable nouns",
    "English entries referencing 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 the Proto-Indo-European word *dwóh₁",
    "English terms prefixed with di- (twice)",
    "Pages using etymon with no ID",
    "Pages with 1 entry",
    "Pages with entries",
    "Pages with etymology trees",
    "Pages with etymon"
  ],
  "derived": [
    {
      "word": "diradicaloid"
    }
  ],
  "etymology_links": [
    [
      "*dwóh₁",
      "Reconstruction:Proto-Indo-European/dwóh₁#Proto-Indo-European:_two"
    ],
    [
      "*dwi-",
      "Reconstruction:Proto-Indo-European/dwi-#Proto-Indo-European:_two"
    ],
    [
      "*dwi-",
      "Reconstruction:Proto-Hellenic/dwi-"
    ],
    [
      "δῐ-",
      "δι-#Ancient_Greek:_twice"
    ],
    [
      "di-",
      "di-#Latin:_twice"
    ],
    [
      "di-",
      "di-#English:_twice"
    ],
    [
      "radical",
      "radical#English"
    ],
    [
      "di-",
      "di-#English:_twice"
    ],
    [
      "radical",
      "radical#English"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "di-<id:twice>",
        "4": "radical",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\n[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"id\" : \"twice\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"id\" : \"twice\", \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"id\" : \"two\", \"children\" : [ { \"terms\" : [ { \"id\" : \"two\", \"children\" : [ ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*dwóh₁\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*dwi-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Hellenic\", \"term\" : \"*dwi-\", \"status\" : \"inline\", \"lang\" : \"grk-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"δῐ-\", \"lang\" : \"grc\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"Latin\", \"term\" : \"di-\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"status\" : \"ok\", \"lang_name\" : \"English\", \"term\" : \"di-\", \"lang\" : \"en\" }, { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"radical\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"diradical\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"diradical\">\nFrom di- + radical.",
      "name": "ety"
    },
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "di-<id:twice>",
        "4": "radical",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\nFrom di- + radical.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *dwóh₁\nProto-Indo-European *dwi-\nProto-Hellenic *dwi-\nAncient Greek δῐ- (dĭ-)bor.\nLatin di-bor.\nEnglish di-\nEnglish radical\nEnglish diradical\nFrom di- + radical.",
  "forms": [
    {
      "form": "diradicals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diradical (plural diradicals)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Chemistry"
      ],
      "glosses": [
        "A divalent radical"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "divalent",
          "divalent"
        ],
        [
          "radical",
          "radical"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A divalent radical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "en:Organic chemistry"
      ],
      "glosses": [
        "A free radical having a two unpaired electrons"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "free radical",
          "free radical"
        ],
        [
          "unpaired",
          "unpaired"
        ],
        [
          "electron",
          "electron"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) A free radical having a two unpaired electrons"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "diradical"
}

Download raw JSONL data for diradical meaning in English (4.4kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-10-21 from the enwiktionary dump dated 2026-10-01 using wiktextract (c1bb342 and 6f96ddf). 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.