Search pachymeninx pachymeninx /-mē″niks/ pl. pachymeninges [Gk, pachys, thick, meninx, membrane] . See dura mater. Tweet Telegram VK Random Words achromia base of the heart mesentery proper paraurethral duct infundibulopelvic ligament -taxis, -taxia, -taxy shift to the right grand mal seizure -phrenia