Definition of transient. 1  1 : one that is transient (see 1transient): such asa : a guest or boarder who stays only brieflyb : a person traveling about usually in search of work. 2  2a : a temporary oscillation that occurs in a circuit because of a sudden change of voltage or of loadb : a transient current or voltage.
Gerontophobia is the fear of growing old, or a hatred or fear of the elderly. Many people have this phobia. The term comes from the Greek Î³Î­ÏÏÎ½ â gerÅn, old man and ÏÏÎ²Î¿Ï â phobos, fear. 1 Ageism.
Causes of Gephyrophobia. Gephyrophobia is defined as a fear of crossing over bridges. This fear can be heightened when crossing over water or driving over narrow bridges. As with many phobias, the root of the problem can be attributed to a variety of factors.