Definition of plexus in English:

plexus

Syllabification: plex·us
Pronunciation: /ˈpleksəs
 
/

noun (plural same or plexuses)

Anatomy
  • 1A network of nerves or vessels in the body.
    More example sentences
    • Around the abdominal aorta, the aortic plexus of nerves can be identified.
    • The doubled veins may unite in front and behind the artery to form a plexus around that vessel.
    • This nerve is considered by some authors as the most variable nerve of the lumbar plexus.
  • 1.1An intricate network or weblike formation.

Derivatives

plexiform

Pronunciation: /ˈpleksəˌfôrm/
adjective
More example sentences
  • Other findings include secondary medial hypertrophy of pulmonary arteries, alveolar hemorrhage, and absence of plexiform lesions.
  • In addition, nitrotyrosine expression was also observed in 18 of 25 plexiform lesions.
  • Both the localized and plexiform neurofibromas of neurofibromatosis type 1 carry an increased risk of malignant degeneration.

Origin

late 17th century: from Latin, literally 'plaited formation', past participle of plectere 'to plait'.

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