rdf:typeConcept
skos:definition
⊑
one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
∴dns:linked concept
  1. dn:stratum§1
  2. en:stratum

Other

dc11:Sourcehttp://wordnet-rdf.princeton.edu/wn30/08657249-n