en cerium atom (n)
― IsA ⟶
Weight: 1.0
en atom (n) Source: OpenCyc 2012
en cerium iii ion (n)
― IsA ⟶
Weight: 1.0
en cerium atom (n) Source: OpenCyc 2012
en cerium iv ion (n)
― IsA ⟶
Weight: 1.0
en cerium atom (n) Source: OpenCyc 2012