- any substance or mixture of compounds that, added to a solution, is capable of neutralizing both acids and bases without appreciably changing the original acidity or alkalinity of the solution.
- Also called buff·er so·lu·tion. a solution containing such a substance.
verb (used with object)
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OTHER WORDS FROM bufferun·buff·ered, adjective
Words nearby buffer
Definition for buffer (2 of 3)
Definition for buffer (3 of 3)
noun British Slang.
Origin of buffer3
Example sentences from the Web for buffer
The buffer zone would protect civilians, Syrian rebels, and Kurds against ISIS assaults.Top Senate Dem Calls for Buffer Zone and No-fly Zone in Syria|Josh Rogin|October 16, 2014|DAILY BEAST
Levin is calling for a Turkish buffer zone inside Syria, protected by a U.S.-led no fly zone.Exclusive: Turkey OK’s American Drones to Fight ISIS|Eli Lake, Josh Rogin|October 16, 2014|DAILY BEAST
The Kurds entered a buffer zone on the Turkish border and in the melee at least four protestor were wounded.Kobani Still Stands Against ISIS and All Odds. But for How Long?|Jamie Dettmer|October 12, 2014|DAILY BEAST
And the Americans are currently ruling out boots on the ground in Syria or buffer zones.U.S. Planes are Blowing the Hell out of ISIS at Kobani, But …|Jamie Dettmer|October 9, 2014|DAILY BEAST
Pro-choice advocates, meanwhile, argue that the buffer zones are necessary for public safety.
A new era began; the buffer was gone; my mother and Victoria were face and face.The King's Mirror|Anthony Hope
The consciousness of the imperfection of his knowledge serves as a buffer when the train of progress starts with a jerk.The Gentle Reader|Samuel McChord Crothers
I used Augusta twice as a buffer; its garrison was just where it helped me.Life of Wm. Tecumseh Sherman.|W. Fletcher Johnson
"To-morrow night he'll meet his brother at Twig Folly," answered the Buffer, with a laugh.The Mysteries of London, v. 1/4|George W. M. Reynolds
This was by using a stick for raising and guiding the link into the buffer.Every-day Science: Volume VII. The Conquest of Time and Space|Henry Smith Williams
British Dictionary definitions for buffer (1 of 3)
- an ionic compound, usually a salt of a weak acid or base, added to a solution to resist changes in its acidity or alkalinity and thus stabilize its pH
- Also called: buffer solution a solution containing such a compound