chiasm
- a variation of chiasma.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Hazel has an optic chiasm pilocytic astrocytoma - a slow-growing tumour which presses on her optic nerve and affects her vision.
From BBC ● Jan. 19, 2026
The right medial retina then projects across the midline through the optic chiasm.
From Textbooks ● Jun. 19, 2013
The visual field is projected onto the two retinae, as described above, with sorting at the optic chiasm.
From Textbooks ● Jun. 19, 2013
Figure 16.8 Pituitary Tumor The pituitary gland is located in the sella turcica of the sphenoid bone within the cranial floor, placing it immediately inferior to the optic chiasm.
From Textbooks ● Jun. 19, 2013
The same axons extend from the eye to the brain through these two bundles of fibers, but the chiasm represents the border between peripheral and central.
From Textbooks ● Jun. 19, 2013
