1. Posterior aspect of trunk, below neck and above buttocks; 2. Vertebral column with associated muscles (erector spinae and transversospinalis) and overlying integument. See dorsum.
- adolescent round b. SYN: Scheuermann disease.
- poker b. SYN: spondylitis deformans.
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back 'bak n
1 a) the rear part of the human body esp. from the neck to the end of the spine
b) the corresponding part of a lower animal (as a quadruped)
c) SPINAL COLUMN
2) the part of the upper surface of the tongue behind the front and lying opposite the soft palate when the tongue is at rest
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(bak) the posterior part of the trunk from the neck to the pelvis; called also dorsum [TA].Medical dictionary. 2011.