medial

• 形容词，意为“位于中间的”或“与中间有关的”，在现代日常用语中已基本不常用，但仍保留在解剖学和数学等专业语境中。

An adjective meaning 'situated in the middle' or 'relating to the middle', now largely obsolete in general use, though it persists in specialized anatomical and mathematical contexts.

1. Median plane (anatomical)C1formalmedical

   Relating to the imaginary plane that splits a living organism into symmetrical left and right halves.

   正中面（解剖学）

   • The medial plane is used as a reference to describe the position of organs.
   • During the dissection, they identified the structures along the medial plane.
   • The heart is located slightly left of the medial plane.

   同义词medianmesialmidline

   反义词lateral

2. Toward the middleB2formalmedical

   Situated or directed toward the midline of the body or a particular anatomical structure.

   内侧的

   • The medial side of the thigh is closer to the other leg.
   • Damage to the medial collateral ligament can cause knee instability.
   • The medial angle of the eye is near the nose.

   同义词mesial

   反义词lateral