buffer buffer

noun

( ) (chemistry) an ionic compound that resists changes in its pH  ( buffer )
(chemistry) an ionic compound that resists changes in its pH

an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)  ( buff, buffer )
an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)

a cushion-like device that reduces shock due to an impact  ( buffer, fender )
a cushion-like device that reduces shock due to an impact

a power tool used to buff surfaces  ( buffer, polisher )
a power tool used to buff surfaces

(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  ( buffer, buffer storage, buffer store )
(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

an inclined metal frame at the front of a locomotive to clear the track  ( buffer, cowcatcher, fender, pilot )
an inclined metal frame at the front of a locomotive to clear the track

a neutral zone between two rival powers that is created in order to diminish the danger of conflict  ( buffer, buffer zone )
a neutral zone between two rival powers that is created in order to diminish the danger of conflict

verb

( ) add a buffer (a solution)  ( buffer )
add a buffer (a solution)
 buffered saline solution for the eyes
buffered saline solution for the eyes

protect from impact  ( buffer, cushion, soften )
protect from impact
 cushion the blow
cushion the blow