The phrase "resurrection appearances" refers to the events after the death of Jesus, where he was believed to have been raised from the dead and was seen by his followers. Full definition
I have always loved the story but have never understood why this particular resurrection appearance is so much richer in detail than those in other accounts. (religion-online.org)
16:9 - 20) is in fact an early addition to bring Mark into line with the other gospels in recording Resurrection appearances of Jesus. (religion-online.org)
The evidence for Jesus» Messiahship during his earthly career is further strengthened by the explicit cries of the demons, who «knew him,» (Mark 1:34) and by the confession of Peter (Mark 8:29)-- which now moves back from the first resurrection appearance (I Cor. (religion-online.org)