redecussate

English

Etymology

From re- +‎ decussate.

Verb

redecussate (third-person singular simple present redecussates, present participle redecussating, simple past and past participle redecussated)

1. (intransitive) To decussate again; to cross back.
   • 1884, George Frederick Shrady, Thomas Lathrop Stedman, Medical Record - Volume 26, page 424:

     If Ferrier's recent contradition of Brown-Séquard's theorem stands, then we are in the same quandary as before with regard to the alternative stated by Wernicke, that if the sensory paths all decussate in the oblongata, they must redecussate twice in the cord, if the facts of capsular and spinal hemianæsthesia are to be harmonized.

   • 1897, Charles Loomis Dana, Text-book of Nervous Diseases:

     Some of the fibres of the crossed pyramid redecussate (in lower animals) and enter the pyramidal tract of the side on which they started.

   • 1988, Jelle Atema, Richard R. Fay, Arthur N. Popper, William N. Tavolga, Sensory Biology of Aquatic Animals, →ISBN, page 876:

     However, many nonmammalian vertebrates possess excellent stereopsis and have completely crossed optic tracts. In these species, optic tract fibers or higher-order pathways redecussate in commissures other than the optic chiasm, so that ultimately visual centers do receive information from both eyes.