- 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)
THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST
OTHER WORDS FROM bufferun·buff·ered, adjective
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
Enhanced unemployment insurance, aid to small businesses designed to help them keep employees, and cash payments to families are an important buffer to preventing bankruptcies and foreclosures, and easing pressure on lenders.Is gridlock really ‘nirvana’ for stocks? Investors should be wary of these four potential perils|Shawn Tully|November 5, 2020|Fortune
Elections officials also put up new signs and marked the 100-foot buffer zone around the drop box.Shouting matches, partisan rallies, guns at polling places: Tensions high at early-voting sites|Josh Partlow|October 21, 2020|Washington Post
Gaspar, whose campaign didn’t return multiple requests for an interview, recently told KUSI that the county’s roughly $2 billion reserves are needed as a buffer during the pandemic.What Republicans Say They’ll Do if They Keep Control of the Board of Supervisors|Jesse Marx|October 20, 2020|Voice of San Diego
That comment suggests Dimon sees no need to keep accumulating earnings previously spent on repurchases as an additional buffer for future losses.How JPMorgan Chase is proceeding with extreme caution—and still making plenty of money|Shawn Tully|October 14, 2020|Fortune
There are also laws against voter intimidation that could prevent armed civilians from being in the area even if outside the buffer, according to election officials in Minnesota.Former Special Forces sought by business group to guard polling sites in Minnesota, company says|Josh Partlow|October 9, 2020|Washington Post
Buffered and enteric-coated aspirin do not eliminate the risk of developing an ulcer.
He told me, "There is a theme in the literature about disinhibition, a buffered sense of reality."
By such behavioral thermoregulation extremes of weather are neutralized, or at least buffered to some degree.Natural History of the Racer Coluber constrictor|Henry S. Fitch
Endowments qualify many universities as large businesses that are buffered from the reality of economics.The Civilization of Illiteracy|Mihai Nadin
The development of high-speed, buffered, time-of-flight front ends has been a continuing interest at Columbia.On-Line Data-Acquisition Systems in Nuclear Physics, 1969|H. W. Fulbright et al.
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