"tris-" meaning in English

{
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    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τρις",
        "4": "",
        "5": "thrice"
      },
      "expansion": "Ancient Greek τρις (tris, “thrice”)",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek τρις (tris, “thrice”).",
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  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "_dis1": "51 49",
      "word": "bis-"
    },
    {
      "_dis1": "51 49",
      "word": "tetrakis-"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "62 38",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "71 29",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "72 28",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃."
      ],
      "id": "en-tris--en-prefix-qaE3rfaq",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "tri-",
          "tri-#English"
        ],
        [
          "azo",
          "azo"
        ],
        [
          "resorcinol",
          "resorcinol"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃."
      ],
      "tags": [
        "morpheme",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
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          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "trisbenzene-azophenol, C₆H₂(N:NC₆H₅)₃OH"
        },
        {
          "text": "tristhio-dimethyl-benzaldehyde, {C₆H₃(CH₃)₂CHS}₃"
        }
      ],
      "glosses": [
        "A variant of tri-, used for substitutions of three complex rather than simple units, as in,"
      ],
      "id": "en-tris--en-prefix-sn7qBijE",
      "links": [
        [
          "chemistry",
          "chemistry"
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        [
          "tri-",
          "tri-"
        ]
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      "raw_glosses": [
        "(chemistry) A variant of tri-, used for substitutions of three complex rather than simple units, as in,"
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "tris-"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English prefixes",
    "English terms borrowed from Ancient Greek",
    "English terms derived from Ancient Greek",
    "Pages with 1 entry",
    "Pages with entries"
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        "1": "en",
        "2": "grc",
        "3": "τρις",
        "4": "",
        "5": "thrice"
      },
      "expansion": "Ancient Greek τρις (tris, “thrice”)",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek τρις (tris, “thrice”).",
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  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "word": "bis-"
    },
    {
      "word": "tetrakis-"
    }
  ],
  "senses": [
    {
      "categories": [
        "English terms with obsolete senses",
        "en:Chemistry"
      ],
      "glosses": [
        "A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃."
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "tri-",
          "tri-#English"
        ],
        [
          "azo",
          "azo"
        ],
        [
          "resorcinol",
          "resorcinol"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃."
      ],
      "tags": [
        "morpheme",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "en:Chemistry"
      ],
      "examples": [
        {
          "text": "trisbenzene-azophenol, C₆H₂(N:NC₆H₅)₃OH"
        },
        {
          "text": "tristhio-dimethyl-benzaldehyde, {C₆H₃(CH₃)₂CHS}₃"
        }
      ],
      "glosses": [
        "A variant of tri-, used for substitutions of three complex rather than simple units, as in,"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
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          "tri-",
          "tri-"
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        "(chemistry) A variant of tri-, used for substitutions of three complex rather than simple units, as in,"
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "tris-"
}