Semilunar can refer to:
*
Semilunar valves
*
Semilunar ganglion
A trigeminal ganglion (or Gasserian ganglion, or semilunar ganglion, or Gasser's ganglion) is the sensory ganglion at the base of each of the two trigeminal nerves (CN V), occupying a cavity (Meckel's cave) in the dura mater, covering the trigem ...
, or the trigeminal ganglion
* An older name for the
Lunate bone
* In neurology, the
semilunar fasciculus.
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