{
  "id": "piece.portion",
  "term": "piece",
  "sense": "portion",
  "pos": "noun",
  "status": "review",
  "level": 3,
  "arena": "common",
  "domain": "everyday",
  "style": null,
  "definition": "a part of a thing that has its own boundary",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "part.relation",
      "boundary.limit"
    ],
    "interaction": "If a part of a thing has its own boundary, it is a piece",
    "novel_properties": [
      "own boundary",
      "individual identity"
    ]
  },
  "examples": [
    {
      "text": "The Moon broke off from Earth after a collision with the protoplanet Theia 4.5 billion years ago.",
      "domain": "astronomy"
    },
    {
      "text": "A liver lobe performs filtration independently until disease erodes its capsule.",
      "domain": "biology"
    },
    {
      "text": "The Berlin Wall divided the city into sectors, each under separate administrative control until 1989.",
      "domain": "institutions"
    }
  ],
  "relations": [
    {
      "id": "part.relation",
      "type": "is-a",
      "note": "a piece is a part"
    }
  ],
  "used_by": [
    "article.written",
    "bar.structure",
    "bed.furniture",
    "bit.quantity",
    "board.material",
    "body.physical",
    "cable.electrical",
    "card.paper",
    "case.container",
    "copyright.legal",
    "data.information",
    "days.temporal",
    "details.information",
    "document.record",
    "edit.process",
    "email.digital",
    "files.digital",
    "five.cardinal",
    "give.transfer",
    "hundred.quantity",
    "island.geographic",
    "key.tool",
    "letter.written",
    "list.ordered",
    "log.material",
    "mail.postal",
    "notes.written",
    "page.sheet",
    "paper.material",
    "post.mail",
    "print.material",
    "profile.personal",
    "review.assessment",
    "rock.material",
    "sample.material",
    "sand.material",
    "section.portion",
    "song.musical",
    "ten.numeric",
    "thread.material",
    "tickets.document",
    "tips.advice",
    "web.structure",
    "wheel.tool"
  ],
  "forms": [
    "piece",
    "pieced",
    "pieces",
    "piecing"
  ],
  "closed": true,
  "provenance": {
    "author": "openrouter:openai/gpt-oss-120b",
    "date": "2026-07-29",
    "confidence": 0.6
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-piece.portion"
}