Rash vs. Volatile — What's the Difference?

A rash is a change of the human skin which affects its color, appearance, or texture. A rash may be localized in one part of the body, or affect all the skin.

Evaporating readily at normal temperatures and pressures.

Resulting from or acting with ill-considered haste or boldness.

Capable of being readily vaporized.

A visible lesion or group of lesions on the skin, caused by any of numerous factors including infectious agents, drugs, and allergies.

Tending to vary often or widely, as in price

An outbreak of many instances within a brief period

Inconstant; fickle

Acting too quickly without considering the consequences and risks; not careful; hasty.

Lighthearted; flighty

Of corn or other grains: so dry as to fall out of the ear with handling.

Ephemeral; fleeting.

Requiring swift action; pressing; urgent.

Tending to violence; explosive

Taking effect quickly and strongly; fast-acting.

Flying or capable of flying; volant.

(archaic) rashly

(Computers) Of or relating to memory whose data is erased when the memory's power is interrupted.

An area of inflamed and irritated skin characterized by reddened spots that may be filled with fluid or pus; also, preceded by a descriptive word , an illness characterized by a type of rash.

(physics) Evaporating or vaporizing readily under normal conditions.

(figuratively)

Explosive.

An irregular distribution or sprinkling of objects resembling a rash (sense 1).

(of a price etc) Variable or erratic.

An outbreak or surge in problems; a spate, string, or trend.

(of a person) Quick to become angry or violent.

(historical) Chiefly preceded by a descriptive word: a fabric with a smooth texture woven from silk, worsted, or a mixture of the two, intended as an inferior substitute for silk.

Fickle.

(obsolete) A soft crackling or rustling sound.

Temporary or ephemeral.

(transitive)

(of a situation) Potentially violent.

To forcefully move or push (someone or something) in a certain direction.

Having its associated memory immediately updated with any changes in value.

To break (something) forcefully; to smash.

Whose content is lost when the computer is powered down

To emit or issue (something) hastily.

(obsolete) Passing through the air on wings, or by the buoyant force of the atmosphere; flying; having the power to fly.

(rare) Usually followed by up: to prepare (something) with haste; to cobble together, to improvise.

A chemical or compound that changes into a gas easily.

(intransitive)

(programming) A variable that is volatile, i.e. has its associated memory immediately updated with any change in value.

To move forcefully, hastily, or suddenly; to dash, to rush.

Passing through the air on wings, or by the buoyant force of the atmosphere; flying; having the power to fly.

Of rain: to fall heavily.

Capable of wasting away, or of easily passing into the aëriform state; subject to evaporation.

Chiefly followed by against, at, or upon: to collide or hit.

Fig.: Light-hearted; easily affected by circumstances; airy; lively; hence, changeable; fickle; as, a volatile temper.

Chiefly followed by away, down, off, out, etc.: to pluck, pull, or rip (something) violently.

A winged animal; wild fowl; game.

To hack, slash, or slice (something).

A volatile substance; a substance that changes readily from solid or liquid to a vapor;

(rare) Chiefly followed by out: to scrape or scratch (something); to obliterate.

Evaporating readily at normal temperatures and pressures;

To pull off or pluck violently.

Liable to lead to sudden change or violence;

To slash; to hack; to cut; to slice.

Marked by erratic changeableness in affections or attachments;

To prepare with haste.

Tending to vary often or widely;

A fine eruption or efflorescence on the body, with little or no elevation.

An inferior kind of silk, or mixture of silk and worsted.

Sudden in action; quick; hasty.

Requiring sudden action; pressing; urgent.

Esp., overhasty in counsel or action; precipitate; resolving or entering on a project or measure without due deliberation and caution; opposed to prudent; said of persons; as, a rash statesman or commander.

Uttered or undertaken with too much haste or too little reflection; as, rash words; rash measures.

So dry as to fall out of the ear with handling, as corn.

Any red eruption of the skin

A series of unexpected and unpleasant occurrences;

Imprudently incurring risk;

Marked by unthinking boldness; with defiant disregard for danger or consequences;