See Also: Held's decussation(medicine)
decussation(medicine)
decussation(dictionary)
fountain decussation(medicine)
motor decussation(medicine)
optic decussation(medicine)
pyramidal decussation(medicine)
rubrospinal decussation(medicine)
tectospinal decussation(medicine)
decussation of the fillet(medicine)

cockroach (iou) and Held's decussation (medicine)


cockroach (iou)



cockroach noun. Orig. cacaroch & Other vars. E17.
[Spanish cucaracha, assim. (by 19) to COCK noun1, ROACH noun4.]
An insect of the suborder Blattaria (order Dictyoptera), typically a stout-bodied scavenger resembling a beetle, with hardened forewings; esp. the large dark brown Blatta orientalis and Periplaneta americana, which infest kitchens, warehouses, etc.
German cockroach: see German adjective1.

Held's decussation (medicine)


Held's decussation


The crossing of some of the fibres arising from the cochlear nuclei to form the lateral lemniscus.