anti-, ant-

(Greek: against, opposed to, preventive; used as a prefix)

Don't confuse this anti- ("against, preventive") with the anti- which means "before".

1. Preventing or reducing anxiety; such as, with an antianxiety drug.
2. Tending to prevent or to relieve anxiety.
1. Preventing or alleviating cardiac arrhythmia.
2. An agent that prevents or alleviates cardiac arrhythmia.
antiattrition (s) (noun), antiattritions (pl)
Any compound applied to machinery to resist the effects of friction; as black lead mixed with grease, peroxide of iron, etc.: Sam, the mechanic, applied a thick layer of antiattrition to the axle of the vehicle in order to prevent the loud grinding sound when it was moving.
antibacterial (adjective) (not comparable)
Referring to something that destroys bacteria: Two common antibacterial agents are chlorine and bleach.
A record of the resistance of microbes to various antibiotics.
A microorganism producing antimicrobial substances; antipathetic organisms.
1. A condition of antagonism between organisms, especially micro-organisms (antonym of symbiosis).
2. The antagonistic association between two organisms in which one species adversely affects the other, often by production of a toxin.
3. An association of two organisms which is detrimental to one of them, in contrast to probiosis.
4. Production of an antibiotic by bacteria or other organisms inhibitory to other living things, especially among soil microbes.
1. Related to antibiosis.
2. Destructive of life.
3. A chemical substance produced by a microorganism that has the capacity, in dilute solutions, to inhibit the growth of or to kill other microorganisms.
4. Opposed to a belief in the presence or the possibility of life.
Substances that are sufficiently nontoxic to the host are used as chemotherapeutic agents in the treatment of infectious diseases of man, animals, and plants.
antibody (s), antibodies (pl)
Antibodies are what can be given to the man, or woman, who has everything.
antiboreal (adjective) (not countable)
Pertaining to the southern hemisphere: Jack learned that some countries, like Australia and New Zealand, were antiboreal, while others, like Canada and the U.S.A. were considered to be boreal.