negative acceleration


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negative acceleration

[′neg·əd·iv ik‚sel·ə′rā·shən]
(mechanics)
Acceleration in a direction opposite to the velocity, or in the direction of the negative axis of a coordinate system.
References in periodicals archive ?
Only where students sought and received help from the instructor, or participated in classroom discussions were they able to come to an understanding that negative acceleration could mean an object had increasing velocity, specially, when the object also had negative velocity.