Engineer's level

{
  "id": "MLC-T-MET-000860",
  "term": "Engineer's level",
  "field": "Meteorology and atmospheric science",
  "term_source": "Engineer's Level",
  "definition": "A telescope which is attached to a spirit-tube level, all revolving around a vertical axis and is mounted on a tripod. An Engineer's\nLevel is used for determining the difference in elevation between two points. The telescope on the level has a vertical cross hair and\na horizontal cross hair. Once the instrument is leveled, the sighting through the horizontal cross hair represents a horizontal plane of\nequal elevation.",
  "references": [
    "NWS Glossary"
  ],
  "url": "https://mlchart.com/terminology/meteorology/engineer-s-level/"
}