chiasma

• Nom désignant une intersection ou un croisement de deux structures, généralement en forme de X, souvent utilisé en anatomie ou en biologie.

A noun referring to an intersection or crossing of two structures, typically in the form of the letter X, often used in anatomy or biology.

pluriel irrégulier

1. Anatomical crossingC2formalscientific

   An intersection or crossing of two tracts in the form of the letter X, especially in anatomy or biology.

   Croisement anatomique

   • The optic chiasma is where the optic nerves partially cross.
   • In the brain, the chiasma allows visual information to be processed from both eyes.
   • The chiasma of the spinal nerves is a key structure in the nervous system.

   Synonymeschiasmdecussation