Dictionary definition · buffer
noun
- (chemistry) an ionic compound that resists changes in its pH
- a neutral zone between two rival powers that is created in order to diminish the danger of conflict
- an inclined metal frame at the front of a locomotive to clear the track
- (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
- a power tool used to buff surfaces
- a cushion-like device that reduces shock due to an impact
- an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)
verb
- add a buffer (a solution)"buffered saline solution for the eyes"
- protect from impact"cushion the blow"
Source: Open English WordNet (CC BY 4.0).