acid

1. any substance that dissociates in water to yield a sour corrosive solution containing hydrogen ions, having a pH of less than 7, and turning litmus red

2. a slang name for LSD

3. Chem

a. of, derived from, or containing acid

b. being or having the properties of an acid

4. (of rain, snow, etc.) containing pollutant acids in solution

5. (of igneous rocks) having a silica content of more than 60% of the total and containing at least one tenth quartz

6. Metallurgy of or made by a process in which the furnace or converter is lined with an acid material

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

What does it mean when you dream about acid?

Can refer to something eating away at one’s insides. Alternatively, maybe an idea, a relationship, or a product is going through the “acid test.” Might also allude to an “acid tongue.”

acid

[′as·əd]

(chemistry)

Any of a class of chemical compounds whose aqueous solutions turn blue litmus paper red, react with and dissolve certain metals to form salts, and react with bases to form salts.

A compound capable of transferring a hydrogen ion in solution.

A substance that ionizes in solution to yield the positive ion of the solvent.

A molecule or ion that combines with another molecule or ion by forming a covalent bond with two electrons from the other species.

ACID

(programming)

A mnemonic for the properties a transaction should have to satisfy the Object Management Group Transaction Service specifications. A transaction should be Atomic, its result should be Consistent, Isolated (independent of other transactions) and Durable (its effect should be permanent).

The Transaction Service specifications which part of the Object Services, an adjunct to the CORBA specifications.

This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)

ACID

(Atomic, Consistent, Isolated, Durable) The properties of a transaction in a well-designed database management system (DBMS). The transaction must be ATOMIC (all updating tasks must be completed or nothing is done), CONSISTENT (it cannot leave the database in a state that violates any integrity rules), ISOLATED (remain invisible to other operations until completed) and DURABLE (will complete or be reversed if the system fails in the interim).

Copyright © 1981-2025 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.

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References in periodicals archive

"Dietary supplements containing omega-3 fatty acids are not regulated by the FDA.

Omega-3 fatty acid effectively lowers high triglycerides

Omega-3 fatty acids also are known to be important in brain development and function, and have been linked to depression.

Evidence insufficient on omega-3 for depression

Omega-3 fatty acids have been shown to reduce inflammation and oxidative stress on cells and both of those processes damage nerve tissue and have been linked with ALS.

Omega-3s may reduce risk of Lou Gehrig's disease

However, these preparations provide pharmacological amounts of omega-3 fatty acid EEs and are used under strict supervision by a physician.

Are all fish oil supplements safe during pregnancy?

Other nutrients besides omega-3 fatty acids were not associated with different blood levels of beta-amyloid.

Eating fish 'lowers risk' of Alzheimer's; Omega-3 link is made by scientists

Low levels of all omega-3 fatty acids were also associated with poor test scores for visual memory, problem-solving, multi-tasking and abstract thinking.

DIETS lacking an essential nutrient [...]

These data indicate that IgAN patients responded differently to omega-3 fatty acid supplementation than did healthy controls.

Dietary omega-3 fatty acids aid in the modulation of inflammation and metabolic health

Nevertheless, the Canadian Government has recognized the importance of DHA omega-3 and permits the following biological role claim for DHA: "DHA, an omega-3 fatty acid, supports the normal development of the brain, eyes and nerves." As awareness has increased regarding the importance of omega-3 fatty acids to brain health, so the number of products available in the market has increased and the number of food products enriched with omega-3 fatty acids claiming brain health benefits has also increased.

Wise up with omega-3: can omega-3 benefit brain health?

Leading experts recommend DHA as a key omega-3 fatty acid for prenatal development.

Upsher-Smith rolls out PreNexa prenatal vitamins

29 June 2009 - A new value added marketing trend is increasing the omega-3 fatty acid content in food products aimed to improve cardiovascular health.

Creating Omega-3 Pork by Feeding Extruded Flax Seed

TORONTO -- Patients with cardiovascular disease on an oral regimen of omega-3 fatty acid had a 73% reduced risk for developing atrial fibrillation in a retrospective, observational study of more than 11,000 patients.

Omega-3 fatty acid use is associated with reduced risk for new atrial fib

In a multivariate model that included all of the known differences between the two groups at baseline, omega-3 fatty acid use was linked with a statistically significant, 73% reduction in the rate of new atrial fibrillation, the researchers said at the congress, which was sponsored by the International Academy of Cardiology.

Omega-3 fatty acids may reduce new-onset atrial fibrillation risk