arithmomania, arithomania: A compulsive desire to count objects and to make calculations; such as, counting paces when walking, steps in a stairway, etc. A common symptom in obsessive-compulsive disorders.
arithmophobia: There are people who have fears of particular numbers, such as the number thirteen. There are also some phobics who fear the tendency to give so many things a number instead of a name because they may have anxieties about being nameless or of being a "no body".
Anybody who goes to see a psychiatrist
ought to have his head examined.
-Samuel Goldwyn
arrangement: See ataxiophobia, phobotactic, phobotaxis, symmetromania
One of the advantages of being disorderly
is that one is constantly making exciting discoveries.
-A. A. Milne
arrhenophobia: An excessive fear of men either because of some bad experience or a fear of sexual dominance. This phobia is derived from the Greek elements: arrhenikos, and arrhenopos meaning "masculine, male, manly". It is also said to be a phobia or anxiety about male offspring.
arsonophobia: An excessive fear of fire or of setting something on fire. Such phobics may avoid striking matches, cigarette lighters, and attending places that involve the action of cooking out doors over a campfire. Historically, fire has been a source of both fear and awe, with both divine and evil interpretations.
asleep: See hypnophobia
asoticomania, asoticamania: A compulsion to buy, or spend, excessively. Self-destructive prodigality or squandering of money.
If you make money your god, it will plague you like the devil.
-Henry Fielding (1707-1754)
asthenophobia: 1. A fear of fainting which is an abrupt loss of temporary consciousness, associated with failure of normal blood circulation and is often a symptom of other fears. 2. An unexplained fear of weakness as a result of losing one's physical, social, or some kind of political control. 3. The prefix for this phobia, meaning "without strength, weak" comes from Greek asthenes which in turn comes from a-, "not" and sthenos, "strength".
astrapophobia, astraphobia: With an air of terrifying finality, like the clap of doom, some people fear being struck by lightning and have a horror of thunderstorms. There are those who fear lightning so much that they will not go outdoors on days when rain is forecast.

Here lies a man who was killed by lightning.
He died when his prospects seemed to be brightening.
-Seen on a British tombstone
astrophobia: An excessive fear of stars and how they may have adverse influences with one's life or destiny.
ataxiophobia: An excessive fear of ataxia (lacking muscular coordination).
ataxiophobia, ataxophobia: An excessive fear of any kind of disorder, disarray, disarrangement, or being in an untidy situation. Some ataxiophobics have a mental obsessive-compulsive disorder that can be persistent, senseless, intense, and worrisome. They tend to be so excessive at keeping things in order that they make it nearly impossible to exist with others who are of a less-than-orderly nature.

Could this be an example of nature's symbiotic system for keeping things in an orderly condition?
atelophobia: An excessive fear of imperfection or incompleteness. There are those who are unduly concerned with what others think of them. A few examples of fears of imperfection include talking on the telephone, going for a job interview, writing in front of others, eating in front of others, or of speaking in public.
People can not be perfect
unless they admit their faults;
but if they have faults,
how can they be perfect?
-Anonymous
atephobia: 1. A morbid fear of catastrophe or of being ruined (financially or socially). 2. An excessive fear of ruins, either historical or those after a recent disaster; such as, a fire, earthquake, or flood.
atmospheric humidity: See aerohygrophobia
atychiphobia: An excessive fear of failure because there are those who have no confidence in themselves or they fear ridicule by others. Many atychiphobics have excessive, rigid, or unrealistic expectations or standards of behavior.
aulophobia: An abnormal fear of seeing, handling, or playing a flute or similar wind instrument.
auromania: An obsession for collecting and possessing gold for its inherent value, utility, beauty, and representative wealth.
Remember the golden rule:
He who has the gold makes the rules.
-Anonymous
aurophobia: A strong fear of gold because of what it represents or its appearance. Such phobias may relate to a discomfort with success and wealth, fear of shiny things, or fear of textures.
The golden age only comes
to people when they do not
see gold as the main objective.
-John Rayoa
auroraphobia: An anxiety about the northern or auroral lights. The element "aurora" comes from Aurora, the Roman goddess of dawn or the east. The aurora appears as a radiant emission from the upper atmosphere in the form of luminous bands, streamers, or the like.
autodysomophobia: A psychotic fear or delusion that one has a vile or stinking odor and that others will be aware of such a stench which may cause the person to practice excessive washing (ablutomania) or an avoidance of social situations.
automania: 1. Compulsion for solitude or of being by oneself. 2. A preoccupation with suicide.
automatonophobia: An abnormal fear of ventriloquists' dummies, animatronic creatures, wax statues, or anything that represents a being that appears to have feelings or perceptions.
automysophobia: An excessive fear of being dirty or of personal filth which may result in abnormally frequent washing.
autophobia: An abnormal fear of being by oneself or of being in solitude.
autophonomania: An obsessive desire to commit suicide.
aviophobia, aviatophobia: An abnormal terror of flying. This is one of the major phobic categories for adults in the United States and perhaps throughout the world. Aviatophobics experience feelings of dread, rapid pulse, body sensations, and fear-inducing images.
avoidance: See phobotactic, phobotaxis
Excessive fear lives a long way
from rational thought.
-Anonymous