acid test

(redirected from an acid test)

acid test

A conclusive test. The phrase comes from the 19th-century practice of testing metals in nitric acid to determine if they contained gold. Restructuring the organization will be the acid test that determines whether or not it can survive the sudden downturn in the economy.
See also: acid, test

acid test

Fig. a test whose findings are beyond doubt or dispute. The senator doesn't look too popular just now, but the acid test will be if he gets reelected.
See also: acid, test

acid test

A decisive trial to determine worth or quality, as in Exposure to brilliant sunlight is the acid test for showing this fabric won't fade. Alluding to a 19th-century chemical test for distinguishing gold from other metals, this term was used figuratively by the early 1900s.
See also: acid, test

the acid test

COMMON If you call something the acid test, it will prove how effective or useful something is. The acid test for the vaccine will be its performance in the south where the disease is more widespread. So far, I don't feel too bad but I'm waiting for my first really stressful day when things go wrong. That will be the real acid test. Note: Nitric acid can be used to test whether a metal is pure gold because it damages most metals but does not affect gold.
See also: acid, test

the acid test

a situation or event which finally proves whether something is good or bad, true or false, etc.
The original use of the phrase was to describe a method of testing for gold with nitric acid (gold being resistant to the effects of nitric acid).
1990 Which? These deals are designed to encourage impulse buying, so the acid test is whether you would have bought anyway.
See also: acid, test

the ˌacid ˈtest (of something)

(also the ˈlitmus test especially in American English ) a situation which finally proves whether something is good or bad, true or false, etc: They’ve always been good friends, but the acid test will come when they have to share a flat.Both these expressions originally referred to chemical tests. The acid test uses nitric acid to test if something is made of gold. The litmus test uses litmus paper to test for acids and alkalis.
See also: acid, test

acid test, the

A conclusive trial to establish the truth or worth of something or someone. The term comes from a test long used to distinguish gold from copper or some other metal. Most corrosive acids do not affect gold, but a solution of nitric acid and hydrochloric acid dissolves the metal. Used literally by jewelers in the late nineteenth century, the term soon was employed figuratively, by U.S. president Woodrow Wilson among others.
See also: acid
References in periodicals archive ?
"This is going to be an acid test," Appleby (right) said yesterday.
University of the Philippines' retooled roster gets an acid test right in its first game in the Filoil Flying V Preseason Cup when the Maroons battle San Beda in the main game in the inaugurals Sunday.
Wednesday's game against Villa will be an acid test. Jozy Altidore's woeful form since he broke his Premier League duck for the Black Cats against Chelsea is a reminder that simply scoring one does not guarantee the dam will burst.
Uttar Pradesh elections would be like an acid test for the government," he further added.
Louis Gallois, EADS chief executive, also said that winning a massive new order for the superjumbo was "an acid test" for the plane.
This is a smart casual outfit and it's various shades of brown - my favourite colour for clothes.''; SUITS YOU: An Acid Test; suit, given to Craig by the; designers.
Nonetheless, before the auditor signs off on the engagement, he or she should use an acid test to evaluate the analytical review, reflecting on this question: If management was attempting to conceal a material financial statement fraud, where would it show up?
It (game against the Hotshots) will be an acid test for all of us.
"Sunday will be a bit of an acid test for us but it's a game we're massively looking forward to.
Bangalore, Feb.26 (ANI): When England take on India on Sunday in a 2011 World Cup fixture, they are likely to face an acid test to establish how much they have improved in the one-day format.
CRICKET THE International Cricket Council's decision review system faces an acid test as South Africa and England lock horns.
ARSENAL'S famed powers resilience face an acid test in Athens tonight as their Champions League credentials go on the line against Panathinaikos.
"Our next four games are against Coleraine, Linfield, Ballymena and Distillery so the next few weeks will be an acid test for us."
Full browser ?