• n.
    ⦿a unit of geological time during which a system of rocks formed
    lexical concept
  • ganoid fishes swarmed during the earlier geological periods

Semantic relations

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Diagram
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Lexical context

wn:part of speechnoun
ontolex:lexicalized sense
  1. enl:geological period
  2. enl:period
wn:interlingual indexili:i117373

Other

skos:is in schemeOpen English WordNet
rdfs:label
  • geological period
  • geological periodperiod