| Death anxiety (Tomer 1996) [6] | A negative emotional reaction provoked by the anticipation of a state in which the self does not exist. |
| Death anxiety (Farley 2010) [9] | A feeling of dread, apprehension or solicitude (anxiety) when one thinks of the process of dying, or ceasing to ‘be’. |
| Fear of death (Wong et al., 1994) [10]. | Specific and conscious thoughts against death. |