substantiagelatinosa

sub·stan·ti·a ge·lat·i·no·sa (səb-stănʹshē-ə jə-lăt'n-ōʹsə) n.

A narrow, dense, vertical band of gelatinous gray matter forming the dorsal part of the posterior column of the spinal cord and serving to integrate the sensory stimuli that give rise to the sensations of heat and pain.

  [New Latin substantia gelatinōsa: Latin substantia, substance + New Latin gelatinōsus, gelatinous.]

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