"roller mill" meaning in English

{
  "forms": [
    {
      "form": "roller mills",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "roller mill (plural roller mills)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "62 38",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A simple mill, often powered by animals, which grinds a material (grain, olives, chalk, etc) between a stationary horizontal stone disk and two vertical stone cylinders, in order to produce flour, olive oil, etc."
      ],
      "id": "en-roller_mill-en-noun-h8f8cWvu",
      "links": [
        [
          "mill",
          "mill"
        ],
        [
          "grind",
          "grind"
        ],
        [
          "cylinders",
          "cylinders"
        ],
        [
          "flour",
          "flour"
        ],
        [
          "olive oil",
          "olive oil"
        ]
      ],
      "raw_glosses": [
        "(historical) A simple mill, often powered by animals, which grinds a material (grain, olives, chalk, etc) between a stationary horizontal stone disk and two vertical stone cylinders, in order to produce flour, olive oil, etc."
      ],
      "tags": [
        "historical"
      ]
    },
    {
      "glosses": [
        "An industrial mill, usually electric- or steam-powered, which mills a material (grain, pigment, etc) between a series of rollers (often ribbed and usually operating at different speeds), to produce flour, etc."
      ],
      "id": "en-roller_mill-en-noun-r0NDhzGH",
      "links": [
        [
          "mill",
          "mill"
        ],
        [
          "grain",
          "grain"
        ],
        [
          "pigment",
          "pigment"
        ],
        [
          "roller",
          "roller"
        ],
        [
          "speed",
          "speed"
        ]
      ],
      "translations": [
        {
          "_dis1": "44 56",
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "valcova melnica",
          "sense": "roller mill",
          "tags": [
            "feminine"
          ],
          "word": "валцова мелница"
        },
        {
          "_dis1": "44 56",
          "code": "el",
          "lang": "Greek",
          "roman": "kylindrómylos",
          "sense": "roller mill",
          "tags": [
            "masculine"
          ],
          "word": "κυλινδρόμυλος"
        }
      ]
    }
  ],
  "word": "roller mill"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "roller mills",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "roller mill (plural roller mills)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with historical senses"
      ],
      "glosses": [
        "A simple mill, often powered by animals, which grinds a material (grain, olives, chalk, etc) between a stationary horizontal stone disk and two vertical stone cylinders, in order to produce flour, olive oil, etc."
      ],
      "links": [
        [
          "mill",
          "mill"
        ],
        [
          "grind",
          "grind"
        ],
        [
          "cylinders",
          "cylinders"
        ],
        [
          "flour",
          "flour"
        ],
        [
          "olive oil",
          "olive oil"
        ]
      ],
      "raw_glosses": [
        "(historical) A simple mill, often powered by animals, which grinds a material (grain, olives, chalk, etc) between a stationary horizontal stone disk and two vertical stone cylinders, in order to produce flour, olive oil, etc."
      ],
      "tags": [
        "historical"
      ]
    },
    {
      "glosses": [
        "An industrial mill, usually electric- or steam-powered, which mills a material (grain, pigment, etc) between a series of rollers (often ribbed and usually operating at different speeds), to produce flour, etc."
      ],
      "links": [
        [
          "mill",
          "mill"
        ],
        [
          "grain",
          "grain"
        ],
        [
          "pigment",
          "pigment"
        ],
        [
          "roller",
          "roller"
        ],
        [
          "speed",
          "speed"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "valcova melnica",
      "sense": "roller mill",
      "tags": [
        "feminine"
      ],
      "word": "валцова мелница"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "kylindrómylos",
      "sense": "roller mill",
      "tags": [
        "masculine"
      ],
      "word": "κυλινδρόμυλος"
    }
  ],
  "word": "roller mill"
}