Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The alkali concentration or alkaline quality of an alkali-containing substance.
from The Century Dictionary.
- noun The state of being alkaline; the quality which constitutes an alkali.
from the GNU version of the Collaborative International Dictionary of English.
- noun The quality which constitutes an alkali; alkaline property.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry The state of being, or the degree to which a thing is,
alkaline .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun pH values above 7
Etymologies
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Examples
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Reducing alkalinity is apparently leading to other problems, however.
Deaths Toll Rises to Six in Hungary Toxic Mud Spill Veronika Gulyas 2010
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If you search hard enough, you can still get your hands on fairly tasty produce, but with every passing harvest the fruits of the earth are losing more and more of their vitality and alkalinity, which is all too evident in their smell and taste.
Natalia Rose: What We Eat Today: Cardboard Carrots, Inedible Eggs, and Corn-fed Fish 2010
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Nanoparticles are used in agriculture to increase potency per weight by encapsulating pesticides, fungicides, soil treatments, time release compounds, compounds active only under certain conditions such as alkalinity inside an insect, e.g., the Bt toxin used in genetically-modified seeds.
MRZine.org 2009
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He says the enzyme is most active at specific conditions of temperature, moisture and alkalinity that are different from most food processing.
Genetically-Modified Maize Threatens Crunchy Snack Chips 2011
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With alkalinity soaring in rivers contaminated by Hungary's waste spill, the Danube is rapidly becoming affected itself, with the first dead fish already seen in its waters.
Deaths Toll Rises to Six in Hungary Toxic Mud Spill Veronika Gulyas 2010
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I think that every high school class within reach of one of those rivers ought to be going to the water's edge and taking measurements of acidity, alkalinity, speed, amount of detritus and so forth.
John Merrow: Add Trash to the Curriculum? John Merrow 2011
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I think that every high school class within reach of one of those rivers ought to be going to the water's edge and taking measurements of acidity, alkalinity, speed, amount of detritus and so forth.
John Merrow: Add Trash to the Curriculum? John Merrow 2011
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Illes, commenting to reporters during a tour of the affected villages and the damaged reservoir, confirmed that the red sludge stored in Hungarian reservoirs had not been treated to reduce its alkalinity.
Hungary Toxic Sludge: Cracked Reservoir Wall Will Inevitably Collapse AP 2010
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The warnings conflicted with the view of the prestigious Hungarian Academy of Sciences, which reiterated Friday that the red sludge remained hazardous due to its caustic alkalinity but its heavy metal concentrations were not considered dangerous for the environment.
Hungary Toxic Sludge Has 'Surprisingly High' Levels Of Arsenic, Mercury, According To Greenpeace AP 2010
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Most recent measurements of the alkalinity of the water show the water quality has been improving.
Deaths Toll Rises to Six in Hungary Toxic Mud Spill Veronika Gulyas 2010
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