(n) :
(anatomy) A thin muscle consisting of a number of fleshy and tendinous fasciculi that fill up the groove on either side of the spinous processes of the vertebrae, from the sacrum to the axis.
(n) :
(anatomy) A thin muscle consisting of a number of fleshy and tendinous fasciculi that fill up the groove on either side of the spinous processes of the vertebrae, from the sacrum to the axis.