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PH   /pˈiˈeɪtʃ/   Listen
PH

noun
1.
(from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic).  Synonym: pH scale.



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"Ph" Quotes from Famous Books



... was the response, "but I'm not sure about the right mind. Don't you remember that Dr. Morgan does not return until to-night? By that time we will be home. I'll speak to Miss Brosius as we go down to lunch. She's the high-monkey-monk here when our Ph. D. is roaming. We have no time to waste. Jordan will see to the trunks and tickets. He always does. Put on your wraps. We'll eat our lunch with them on. It is no use coming back up-stairs. There are but few of the girls left. We'll bid ...
— Elizabeth Hobart at Exeter Hall • Jean K. Baird

... that these changes are everywhere collateral, not successive. Iagree with Professor Curtius and other scholars that the impulse to what we call Lautverschiebung was given by the third modification in each series of consonants, by the gh, dh, bh in Sanskrit, the ch, th, ph, in Greek. Idiffer from him in considering the changes of Lautverschiebung as the result of dialectic variety, while he sees their motive power in phonetic corruption. But whether we take the one view or the other, Ido not see that Dr. ...
— Chips from a German Workshop - Volume IV - Essays chiefly on the Science of Language • Max Muller

... the Rig-veda,' edited and translated by Martin Haug, Ph.D., Superintendent of Sanskrit Studies in the Poona College. Bombay, 1863. London: Truebner ...
— Chips From A German Workshop - Volume I - Essays on the Science of Religion • Friedrich Max Mueller

... the presence of free H^{} ions. When an alkali is added to such a solution, even in slight excess, the anion of the salt which has formed from the acid of the indicator undergoes a rearrangement of the atoms, and a new ion, (Ph')^{}, is formed, which imparts a pink color to ...
— An Introductory Course of Quantitative Chemical Analysis - With Explanatory Notes • Henry P. Talbot

... Frederick Braun, M.D., Ph.D., various other Ds, pushed his slightly crooked horn-rims back on his nose and looked up at the two-story wooden house. There was a small lawn before it, moderately cared for, and one tree. There was the usual porch furniture, and the house was going to need ...
— The Common Man • Guy McCord (AKA Dallas McCord Reynolds)


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