parafacial

Etymology

From para- +‎ facial.

Pronunciation

• Rhymes: -eɪʃəl

Adjective

parafacial (not comparable)

1. Relating to the area between the ptilinal fissure and the compound eye of insects.
   • 2015 July 8, “Silencing of Cholinergic Basal Forebrain Neurons Using Archaerhodopsin Prolongs Slow-Wave Sleep in Mice”, in PLOS ONE‎, →DOI:

     The substantia innominata of the BF is reported to project to the SWS-promoting parvicellular area of the reticular nucleus (also called the parafacial zone) [38 , 39 ].

2. Relating to the area adjacent to the facial motor nucleus, especially the retrotrapezoid nucleus.