en aurora borealis (n)
― IsA ⟶
Weight: 1.0
en aurora ionospheric (n) Source: OpenCyc 2012
en auroraaustralis (n)
― IsA ⟶
Weight: 1.0
en aurora ionospheric (n) Source: OpenCyc 2012
en aurora ionospheric (n)
― IsA ⟶
Weight: 1.0
en electrical event (n) Source: OpenCyc 2012
en aurora ionospheric (n)
― IsA ⟶
Weight: 1.0
en glowing (n) Source: OpenCyc 2012