"stereospecific catalyst" meaning in English

{
  "forms": [
    {
      "form": "stereospecific catalysts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "stereospecific catalyst (plural stereospecific catalysts)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "other",
          "langcode": "en",
          "name": "Catalysis",
          "orig": "en:Catalysis",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Isomer (chemistry)",
          "orig": "en:Isomer (chemistry)",
          "parents": [],
          "source": "w"
        },
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          "kind": "topical",
          "langcode": "en",
          "name": "Physical chemistry",
          "orig": "en:Physical chemistry",
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            "Sciences",
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          "name": "Polymer",
          "orig": "en:Polymer",
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            "Physical chemistry",
            "Chemistry",
            "Nature",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "a catalyst that preferentially catalyzes the formation of one of a pair of stereoisomers, or one of a set of stereoisomeric polymers"
      ],
      "id": "en-stereospecific_catalyst-en-noun-K~6Ouif~",
      "links": [
        [
          "physical chemistry",
          "physical chemistry"
        ],
        [
          "stereoisomer",
          "stereoisomer"
        ],
        [
          "polymer",
          "polymer"
        ]
      ],
      "raw_glosses": [
        "(physical chemistry) a catalyst that preferentially catalyzes the formation of one of a pair of stereoisomers, or one of a set of stereoisomeric polymers"
      ],
      "tags": [
        "physical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "stereospecific catalyst"
}

{
  "forms": [
    {
      "form": "stereospecific catalysts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "stereospecific catalyst (plural stereospecific catalysts)",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Catalysis",
        "en:Isomer (chemistry)",
        "en:Physical chemistry",
        "en:Polymer"
      ],
      "glosses": [
        "a catalyst that preferentially catalyzes the formation of one of a pair of stereoisomers, or one of a set of stereoisomeric polymers"
      ],
      "links": [
        [
          "physical chemistry",
          "physical chemistry"
        ],
        [
          "stereoisomer",
          "stereoisomer"
        ],
        [
          "polymer",
          "polymer"
        ]
      ],
      "raw_glosses": [
        "(physical chemistry) a catalyst that preferentially catalyzes the formation of one of a pair of stereoisomers, or one of a set of stereoisomeric polymers"
      ],
      "tags": [
        "physical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "stereospecific catalyst"
}