Baby walker: A device that allows a baby to move about in a half-seated, half-upright position. A 'walker' may paradoxically delay a baby in development. The baby using a walker tends to be slow in reaching motor milestones such as sitting up, crawling, and walking and other milestones such as those involving memory, learning, and language skills.
Found on http://www.medterms.com/script/main/art.asp?articlekey=10773
A baby walker is a device that can be used by infants who cannot walk on their own to move from one place to another. Patents have been issued for baby walkers as early as 1851. Modern baby walkers have a base made of hard plastic sitting on top of wheels and a suspended fabric seat with two leg holes. A baby walker often has toys attached to the
Found on http://en.wikipedia.org/wiki/Baby_walker
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