{
  "id": "step.movement",
  "term": "step",
  "sense": "movement",
  "pos": "noun",
  "status": "review",
  "level": 13,
  "arena": "step",
  "domain": "everyday",
  "style": null,
  "definition": "a motion where a part of a body goes from one position to another",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "motion.movement",
      "part.relation",
      "body.physical",
      "go.movement",
      "position.spatial"
    ],
    "interaction": "A part of a body moves from one position to another, forming a discrete instance of motion.",
    "novel_properties": [
      "discrete motion of a body part",
      "spatial displacement within a body",
      "sequential positional change"
    ]
  },
  "examples": [
    {
      "text": "In 2019, NASA's Voyager 1 probe took a 0.0001-degree course correction using hydrazine thrusters after 37 years in interstellar space.",
      "domain": "engineering"
    },
    {
      "text": "A single step by Usain Bolt covered 2.85 meters during his 9.58-second world record 100m sprint in Berlin, 2009.",
      "domain": "biology"
    },
    {
      "text": "On October 18, 1977, West German commandos took ten steps inside Stammheim Prison during Operation Feuerzauber to rescue hostages.",
      "domain": "institutions"
    }
  ],
  "relations": [
    {
      "id": "motion.movement",
      "note": "is-a",
      "type": "is-a"
    }
  ],
  "used_by": [],
  "forms": [
    "step",
    "stepped",
    "stepping",
    "steps"
  ],
  "closed": true,
  "provenance": {
    "author": "openrouter:openai/gpt-oss-120b",
    "date": "2026-07-29",
    "confidence": 0.6,
    "reconciled": {
      "by": "openrouter:qwen/qwen3-235b-a22b-2507",
      "date": "2026-07-31",
      "changed": "factual",
      "note": "Definition retained; missing constitutive concepts added to components."
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-step.movement"
}