"plus mark" meaning in English

{
  "forms": [
    {
      "form": "plus marks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plus mark (plural plus marks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Arithmetic",
          "orig": "en:Arithmetic",
          "parents": [
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1996 August 15, J Gerber, “News Groups”, in news.newusers.questions (Usenet), retrieved 2022-08-15",
          "text": "In the left top window, identified as \"News Server\" you will see the name of all the news groups your server's news feed carries. At the very left of that window are folder icons, if there are subgroups within that folder. If there is a plus mark to the left of the icon, it means there are groups within that folder that you might want to look at. Click on the plus mark to list the subgroups, click on the minus sign to close that folder.",
          "type": "quotation"
        },
        {
          "ref": "1999 August 3, this\"@sezampro.yu mire, “SubDataSheet problem”, in microsoft.public.access.forms (Usenet), retrieved 2022-08-15",
          "text": "As you probably know, one of the new things in Access 2000 is a Subdatasheet, a grid that shows up when you click on a plus mark next to each record of the table that is in 1-1 or 1-many relationship with table(s). The examples of the pictures taken can be found at http://www.geocities.com/SouthBeach/Palms/9151/ac_slike.zip and now please look at picture 1.jpg\nPicture one shows a price list. So, there are groups of products, products themselves and packages of the products. The relation is Groups->Products->Packages. The picture shows packages of the second product in the first group that showed up when the user clicked a plus mark.\nThe problem can be seen in picture 2.jpg when going to the new group (group no. 3) the packages of the second product of this group are visible even though the user didn't open them by clicking on the plus mark. I think that the best thing would be to remember the state of each datasheet or to collapse all when going to another group.",
          "type": "quotation"
        },
        {
          "ref": "2002 January 11, Mike Firth, “Oval Cutter”, in rec.crafts.glass (Usenet), retrieved 2022-08-15",
          "text": "A machine for drawing/cutting an ellipse is basically a plus mark shaped groove in wood or plastic and a bar with two adjustable points and a holder for a marker/cutter at the end. The distances from the marker/cutter to the first point and from the first pointer to the second determine the size of the ellipse. Keeping the points in the grooves of the plus mark takes practice.",
          "type": "quotation"
        },
        {
          "ref": "2002 May 2, Mike Flynn, “[PHP-WIN] window.open and php...”, in php.windows (Usenet), retrieved 2022-08-15",
          "text": "Ok.. try this.. your commas, quotation marks, plus marks, etc are all messed up.",
          "type": "quotation"
        },
        {
          "ref": "2002 June 27, Spider, “In OE: inserting email addresses”, in 24hoursupport.helpdesk (Usenet), retrieved 2022-08-15",
          "text": "Jim,\nOpen up your address book in OE under the \"Tools\" menu. In the address book, click on View and make sure there is a check mark next to Folders and Groups. You should be seeing a list on the left side of the address book with at least \"Shared Contacts\" and Identity contacts. If you click on Identity contacts you should see the name of your group in the list on the right. If there is a plus mark next to your identity contacts on the left, click the plus and you should see the groups drop down under that folder.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A plus sign."
      ],
      "id": "en-plus_mark-en-noun-5ejXc1SW",
      "links": [
        [
          "plus sign",
          "plus sign"
        ]
      ],
      "raw_glosses": [
        "(rare) A plus sign."
      ],
      "tags": [
        "rare"
      ]
    }
  ],
  "word": "plus mark"
}

{
  "forms": [
    {
      "form": "plus marks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plus mark (plural plus marks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English terms with rare senses",
        "en:Arithmetic"
      ],
      "examples": [
        {
          "ref": "1996 August 15, J Gerber, “News Groups”, in news.newusers.questions (Usenet), retrieved 2022-08-15",
          "text": "In the left top window, identified as \"News Server\" you will see the name of all the news groups your server's news feed carries. At the very left of that window are folder icons, if there are subgroups within that folder. If there is a plus mark to the left of the icon, it means there are groups within that folder that you might want to look at. Click on the plus mark to list the subgroups, click on the minus sign to close that folder.",
          "type": "quotation"
        },
        {
          "ref": "1999 August 3, this\"@sezampro.yu mire, “SubDataSheet problem”, in microsoft.public.access.forms (Usenet), retrieved 2022-08-15",
          "text": "As you probably know, one of the new things in Access 2000 is a Subdatasheet, a grid that shows up when you click on a plus mark next to each record of the table that is in 1-1 or 1-many relationship with table(s). The examples of the pictures taken can be found at http://www.geocities.com/SouthBeach/Palms/9151/ac_slike.zip and now please look at picture 1.jpg\nPicture one shows a price list. So, there are groups of products, products themselves and packages of the products. The relation is Groups->Products->Packages. The picture shows packages of the second product in the first group that showed up when the user clicked a plus mark.\nThe problem can be seen in picture 2.jpg when going to the new group (group no. 3) the packages of the second product of this group are visible even though the user didn't open them by clicking on the plus mark. I think that the best thing would be to remember the state of each datasheet or to collapse all when going to another group.",
          "type": "quotation"
        },
        {
          "ref": "2002 January 11, Mike Firth, “Oval Cutter”, in rec.crafts.glass (Usenet), retrieved 2022-08-15",
          "text": "A machine for drawing/cutting an ellipse is basically a plus mark shaped groove in wood or plastic and a bar with two adjustable points and a holder for a marker/cutter at the end. The distances from the marker/cutter to the first point and from the first pointer to the second determine the size of the ellipse. Keeping the points in the grooves of the plus mark takes practice.",
          "type": "quotation"
        },
        {
          "ref": "2002 May 2, Mike Flynn, “[PHP-WIN] window.open and php...”, in php.windows (Usenet), retrieved 2022-08-15",
          "text": "Ok.. try this.. your commas, quotation marks, plus marks, etc are all messed up.",
          "type": "quotation"
        },
        {
          "ref": "2002 June 27, Spider, “In OE: inserting email addresses”, in 24hoursupport.helpdesk (Usenet), retrieved 2022-08-15",
          "text": "Jim,\nOpen up your address book in OE under the \"Tools\" menu. In the address book, click on View and make sure there is a check mark next to Folders and Groups. You should be seeing a list on the left side of the address book with at least \"Shared Contacts\" and Identity contacts. If you click on Identity contacts you should see the name of your group in the list on the right. If there is a plus mark next to your identity contacts on the left, click the plus and you should see the groups drop down under that folder.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A plus sign."
      ],
      "links": [
        [
          "plus sign",
          "plus sign"
        ]
      ],
      "raw_glosses": [
        "(rare) A plus sign."
      ],
      "tags": [
        "rare"
      ]
    }
  ],
  "word": "plus mark"
}