'Buffer' definitions:

Definition of 'buffer'

From: WordNet
noun
(chemistry) an ionic compound that resists changes in its pH
noun
A neutral zone between two rival powers that is created in order to diminish the danger of conflict [syn: buffer zone, buffer]
noun
An inclined metal frame at the front of a locomotive to clear the track [syn: fender, buffer, cowcatcher, pilot]
noun
(computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system [syn: buffer, buffer storage, buffer store]
noun
A power tool used to buff surfaces [syn: buffer, polisher]
noun
A cushion-like device that reduces shock due to an impact [syn: buffer, fender]
noun
An implement consisting of soft material mounted on a block; used for polishing (as in manicuring) [syn: buff, buffer]
verb
Add a buffer (a solution); "buffered saline solution for the eyes"
verb
Protect from impact; "cushion the blow" [syn: cushion, buffer, soften]

Definition of 'Buffer'

From: GCIDE
  • Buffer \Buff"er\ (b[u^]f"[~e]r), n. [Prop a striker. See Buffet a blow.]
  • 1. (Mech.) (a) An elastic apparatus or fender, for deadening the jar caused by the collision of bodies; as, a buffer at the end of a railroad car. (b) A pad or cushion forming the end of a fender, which receives the blow; -- sometimes called {buffing apparatus}. [1913 Webster]
  • 2. One who polishes with a buff. [1913 Webster]
  • 3. A wheel for buffing; a buff. [1913 Webster]
  • 4. A good-humored, slow-witted fellow; -- usually said of an elderly man. [Colloq.] --Dickens. [1913 Webster]
  • 5. (Chem.) a substance or mixture of substances which can absorb or neutralize a certain quantity of acid or base and thus keep the degree of acidity or alkalinity of a solution (as measured by pH) relatively stable. Sometimes the term is used in a medical context to mean antacid. [PJC]
  • 6. (Computers) a data storage device or portion of memory used to temporarily store input or output data until the receiving device is ready to process it. [PJC]
  • 7. any object or person that shields another object or person from harm, shock, or annoyance; as, the President's staff is his buffer from constant interruptions of his work. [PJC]

Definition of 'buffer'

From: GCIDE
  • buffer \buff"er\ (b[u^]f"[~e]r), v. t. (Chem.) to add a buffer[5] to (a solution), so as to reduce unwanted fluctuation of acidity. [PJC]

Synonyms of 'buffer'

From: Moby Thesaurus