@prefix dct: . @prefix ns1: . @prefix ns2: . @prefix ns3: . @prefix rdfs: . @prefix skos: . a skos:Concept, ns1:Entity ; dct:created "2019-01-14" ; dct:modified "2019-01-14" ; ns2:hasProfile ; ns3:status ; rdfs:seeAlso ; skos:definition "A hygrometer is an instrument used for measuring the moisture content in the atmosphere. Humidity measurement instruments usually rely on measurements of some other quantity such as temperature; pressure; mass or a mechanical or electrical change in a substance as moisture is absorbed. By calibration and calculation; these measured quantities can lead to a measurement of humidity."@en ; skos:exactMatch ; skos:prefLabel "hygrometer"@en ; ns1:hadPrimarySource .