"concentrator" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0 0 0",
      "word": "haemoconcentrator"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "hemoconcentrator"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "microconcentrator"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "preconcentrator"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "superconcentrator"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "concentrate",
        "4": "-or",
        "text": "+",
        "tree": "1"
      },
      "expansion": "From concentrate + -or.",
      "name": "ety"
    }
  ],
  "etymology_text": "From concentrate + -or.",
  "forms": [
    {
      "form": "concentrators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "concentrator (plural concentrators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "bold_text_offsets": [
            [
              121,
              133
            ]
          ],
          "ref": "1960, Dissertation Abstracts, volume 20, page 4007:",
          "text": "Experienced classroom teachers are well acquainted with the attention-seeker, the shy girl, the aggressive boy, the poor concentrator, the slow student […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who concentrates."
      ],
      "id": "en-concentrator-en-noun-Cvpslb5R",
      "links": [
        [
          "concentrate",
          "concentrate"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Telecommunications",
          "orig": "en:Telecommunications",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A hub."
      ],
      "id": "en-concentrator-en-noun-SJbFQxk1",
      "links": [
        [
          "telecommunications",
          "telecommunications"
        ],
        [
          "hub",
          "hub"
        ]
      ],
      "raw_glosses": [
        "(telecommunications) A hub."
      ],
      "topics": [
        "communications",
        "electrical-engineering",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "telecommunications"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Mining",
          "orig": "en:Mining",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air."
      ],
      "id": "en-concentrator-en-noun-fnsYWlbP",
      "links": [
        [
          "mining",
          "mining#Noun"
        ],
        [
          "apparatus",
          "apparatus"
        ],
        [
          "separation",
          "separation"
        ],
        [
          "comminuted",
          "comminuted"
        ],
        [
          "ore",
          "ore"
        ]
      ],
      "raw_glosses": [
        "(mining) An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air."
      ],
      "topics": [
        "business",
        "mining"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Firearms",
          "orig": "en:Firearms",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "21 13 14 52",
          "kind": "other",
          "name": "English entries referencing ambiguous etymons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "21 13 14 52",
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 13 16 49",
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 12 14 52",
          "kind": "other",
          "name": "English entries with etymon",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "19 15 14 52",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 15 20 40",
          "kind": "other",
          "name": "English terms suffixed with -or",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 12 14 54",
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "12 13 8 67",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 10 16 54",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "19 11 14 56",
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A frame or ring of wire or hard paper fitting into the cartridge case used in some shotguns, and holding the shot together when discharged, to secure close shooting; also, a device for slightly narrowing the bore at the muzzle for the same purpose."
      ],
      "id": "en-concentrator-en-noun-0s7Jgejj",
      "links": [
        [
          "firearm",
          "firearm"
        ],
        [
          "shotgun",
          "shotgun"
        ],
        [
          "bore",
          "bore"
        ],
        [
          "muzzle",
          "muzzle"
        ]
      ],
      "raw_glosses": [
        "(firearms) A frame or ring of wire or hard paper fitting into the cartridge case used in some shotguns, and holding the shot together when discharged, to secure close shooting; also, a device for slightly narrowing the bore at the muzzle for the same purpose."
      ],
      "topics": [
        "engineering",
        "firearms",
        "government",
        "military",
        "natural-sciences",
        "physical-sciences",
        "politics",
        "tools",
        "war",
        "weaponry"
      ]
    }
  ],
  "word": "concentrator"
}

{
  "categories": [
    "English countable nouns",
    "English entries referencing ambiguous etymons",
    "English entries referencing missing etymons",
    "English entries with etymology texts",
    "English entries with etymon",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms suffixed with -or",
    "Pages using etymon with no ID",
    "Pages with 1 entry",
    "Pages with entries",
    "Pages with etymon",
    "Requests for pronunciation in English entries"
  ],
  "derived": [
    {
      "word": "haemoconcentrator"
    },
    {
      "word": "hemoconcentrator"
    },
    {
      "word": "microconcentrator"
    },
    {
      "word": "preconcentrator"
    },
    {
      "word": "superconcentrator"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "concentrate",
        "4": "-or",
        "text": "+",
        "tree": "1"
      },
      "expansion": "From concentrate + -or.",
      "name": "ety"
    }
  ],
  "etymology_text": "From concentrate + -or.",
  "forms": [
    {
      "form": "concentrators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "concentrator (plural concentrators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              121,
              133
            ]
          ],
          "ref": "1960, Dissertation Abstracts, volume 20, page 4007:",
          "text": "Experienced classroom teachers are well acquainted with the attention-seeker, the shy girl, the aggressive boy, the poor concentrator, the slow student […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who concentrates."
      ],
      "links": [
        [
          "concentrate",
          "concentrate"
        ]
      ]
    },
    {
      "categories": [
        "en:Telecommunications"
      ],
      "glosses": [
        "A hub."
      ],
      "links": [
        [
          "telecommunications",
          "telecommunications"
        ],
        [
          "hub",
          "hub"
        ]
      ],
      "raw_glosses": [
        "(telecommunications) A hub."
      ],
      "topics": [
        "communications",
        "electrical-engineering",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "telecommunications"
      ]
    },
    {
      "categories": [
        "en:Mining"
      ],
      "glosses": [
        "An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air."
      ],
      "links": [
        [
          "mining",
          "mining#Noun"
        ],
        [
          "apparatus",
          "apparatus"
        ],
        [
          "separation",
          "separation"
        ],
        [
          "comminuted",
          "comminuted"
        ],
        [
          "ore",
          "ore"
        ]
      ],
      "raw_glosses": [
        "(mining) An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air."
      ],
      "topics": [
        "business",
        "mining"
      ]
    },
    {
      "categories": [
        "en:Firearms"
      ],
      "glosses": [
        "A frame or ring of wire or hard paper fitting into the cartridge case used in some shotguns, and holding the shot together when discharged, to secure close shooting; also, a device for slightly narrowing the bore at the muzzle for the same purpose."
      ],
      "links": [
        [
          "firearm",
          "firearm"
        ],
        [
          "shotgun",
          "shotgun"
        ],
        [
          "bore",
          "bore"
        ],
        [
          "muzzle",
          "muzzle"
        ]
      ],
      "raw_glosses": [
        "(firearms) A frame or ring of wire or hard paper fitting into the cartridge case used in some shotguns, and holding the shot together when discharged, to secure close shooting; also, a device for slightly narrowing the bore at the muzzle for the same purpose."
      ],
      "topics": [
        "engineering",
        "firearms",
        "government",
        "military",
        "natural-sciences",
        "physical-sciences",
        "politics",
        "tools",
        "war",
        "weaponry"
      ]
    }
  ],
  "word": "concentrator"
}