noun
subthalamic nucleus
A small lens-shaped nucleus in the brain, part of the basal ganglia, involved in motor control. Used in medical and neuroscience contexts.
視床下核は運動調節に重要な役割を果たす。
The subthalamic nucleus plays an important role in motor regulation.
Compound of 視床 (thalamus) + 下 (below) + 核 (nucleus), literally 'nucleus below the thalamus'. A modern anatomical term.