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.
Medical Definition of Gerascophobia. Gerascophobia: An abnormal and persistent fear of growing old. Sufferers of this fear experience undue anxiety about aging even though they may be in good health--physically, economically and otherwise. They may worry about the loss of their looks, the loss of independence, inactivity after retirement, impaired mobility, the onset of disease, and confinement in a nursing home.