neuropil

 
Pronunciation: /ˈnjʊərə(ʊ)pɪl/
(also neuropile /-pʌɪl/)

noun

Anatomy & Zoology
  • a dense network of interwoven nerve fibres and their branches and synapses, together with glial filaments.

Origin:

late 19th century: probably an abbreviation of obsolete neuropilema, from Greek neuron 'nerve' + pilēma 'felt'