• WordNet 3.6
    • n acidity the property of being acidic
    • n acidity pH values below 7
    • n acidity the taste experience when something acidic is taken into the mouth
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Some birds have been know to put ants into their feathers because the ants squirt formic acid, which kills parasites
    • n Acidity The quality of being sour; sourness; tartness; sharpness to the taste; as, the acidity of lemon juice.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Every day the human stomach produces about 2 liters of hydrochloric acid
    • n acidity The quality of being acid or sour; sourness; tartness; sharpness to the taste.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: The citric acid found in lemon juice is said to be able to dissolve a pearl
    • Acidity the quality of being acid or sour—also Ac′idness
    • ***


  • Seneca
    “Anger: an acid that can do more harm to the vessel in which it is stored than to anything on which it is poured.”
  • Source Unknown
    Source Unknown
    “Anger is an acid that can do more harm to the vessel in which it is stored than to anything on which it is poured.”
  • Andrew Jensen
    Andrew Jensen
    “The real acid test of courage is to be just your honest self when everybody is trying to be like somebody else.”
  • Henry Ward Beecher
    “Fear secretes acids; but love and trust are sweet juices.”
  • Lord Trent
    Lord Trent
    “I learned very early in my life in Whitehall, the acid test of any political question is; What is the Alternative?”
  • Dorothy Parker
    “Razors pain you; rivers are damp; acids stain you; and drugs cause cramp. Guns aren't lawful; nooses give; gas smells awful; you might as well live.”


Acid test - An acid test is something that proves whether something is good, effective, etc, or not.


Webster's Revised Unabridged Dictionary
L. acidites, fr. acidus,: cf. F. acidité,. See Acid
Chambers's Twentieth Century Dictionary
L. ac-ēre, to be sour—root ak, sharp.


In literature:

She cleans my straw hat with oxalic acid, which I have bought for her.
"If Winter Don't" by Barry Pain
M. M. Venesection, a purge, a blister, diluents, torpentia; and afterwards sorbentia, as the bark, the acid of vitriol, and opium.
"Zoonomia, Vol. II" by Erasmus Darwin
The silver coating is then dissolved in a bath of nitric acid, and the platinum wire is left behind.
"Scientific American Supplement, No. 488, May 9, 1885" by Various
Buff precipitate = benzoic acid, and other acids related to benzoic acid.
"The Elements of Bacteriological Technique" by John William Henry Eyre
A retention of the pink color shows a low acid milk; its disappearance, a high acid milk.
"Outlines of Dairy Bacteriology, 8th edition" by H. L. Russell
It can be dissolved cold in nitric acid, discharging little gaseous bubbles.
"The Glow-Worm and Other Beetles" by Jean Henri Fabre
Nitric acid stains face yellow; sulphuric blackens; carbolic whitens the mucous membrane, and also causes nausea and stupor.
"The Home Medical Library, Volume I (of VI)" by Various
Dressings wet with it must never be allowed to become dry, as then the acid becomes concentrated and gangrene may result.
"The Home Medical Library, Volume II (of VI)" by Various
Its normal reaction is neutral or slightly acid; it should never be strongly acid.
"The Home Medical Library, Volume V (of VI)" by Various
The sulphuric-acid absorbers weigh about 18 kilograms when filled with acid.
"Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man" by Francis Gano Benedict

In poetry:

Now, with the sugar's
All-softening juice,
The strength of the acid
So burning reduce.
"Punch Song" by Friedrich von Schiller
Acid drips into my heart,
Honey to your ear;
You receive the only part
That you wish to hear.
"Posthumous Love" by Benjamin Musser
Honeyed words of long ago
Echo from my lips.
You believe them, even though
Acid with them drips.
"Posthumous Love" by Benjamin Musser
"And when he feels the poor clothes go,
All raggedy and mussy,
He sheds an acid tear or two,
And keeps on being fussy.
"December" by Nancy Byrd Turner
The ant has made herself illustrious
By constant industry industrious.
So what? Would you be calm and placid
If you were full of formic acid?
"The Ant" by Ogden Nash
The snails brush silver. Critic crow
points his unpleasant beak, and lances.
Resumes his treetop, darts below
his acid-bright, corrosive glances.
"Daybreak" by Gwen Harwood

In news:

Is 304 better or 316 better to avoid acid corrosion in our pipelines.
Chai also recommended flax seed as a functional food that is a rich source of fiber, omega-3 fatty acids and lignans.
Downloadable pdf of Chapter 1 Trans Fatty Acid Effects on Cardiovascular Disease from the book Trans Fats in Food.
The public has embraced omega-3 fatty acids with enthusiasm.
This microbe feeds on sugars that stick to our teeth and excretes acids as a waste product.
These acids erode tooth enamel.
Lactic acid erodes tooth enamel, causing cavities .
A Sydney college student was in a coma after a classmate allegedly threw acid in his face and attacked him with a hammer.
The building at the University of New South Wales where a fight between students allegedly ended with one being burned with acid and attacked with a hammer.
Chia seeds contain more omega 3 fatty acids than any other known plant, including flax.
This document is limited to studies intended to establish the performance characteristics of devices that detect chlamydial and/or gonococcal nucleic acid.
VISTA, Calif — Prudential Overall Supply evacuated its industrial laundry here Friday morning when a combination of sulfuric acid and bleach produced fumes that caused respiratory problems for some employees.
CAPB from Coconut Oil vs Fatty Acid.
87 percent saturated, 8 percent unsaturated Pros: Unprocessed, virgin coconut oil is trans-fat-free and low in calories and it contains high levels of lauric acid that experts consider neutral to beneficial.
Acid attacks against women on the rise in Colombia.

In science:

This is done by calculating the probability pστ of appearence of the contact between the amino acids of kind σ and τ , and assuming a Boltzmann–like relationship of the kind Bστ ∼ − log pστ .
Simple models of protein folding and of non--conventional drug design
This number is lower than the actual number of nearest neighbours (which would be 6 for the cubic lattice, and 3 × 3 = 9 for realistic models, where 3 is the number of energy minima associated with each of the two torsional degrees of freedom of each amino acid.
Simple models of protein folding and of non--conventional drug design
Operatively, finding sequences with a large gap δ = Ec − EN (compared to the energy scale Tc of the system) can be done as follows : select a conformation to be the native, set the amount of the different kinds of amino acids, and minimizes the energy of the sequence by swapping the amino acids.
Simple models of protein folding and of non--conventional drug design
In any case, its extension to real proteins looks technically possible, provided that a reliable function to describe the potentials among amino acids is available.
Simple models of protein folding and of non--conventional drug design
The accuracy of these functions in describing the actual potentials among amino acids is controversial.
Simple models of protein folding and of non--conventional drug design