• synonyms


[falks, fawlks]
noun, plural fal·ces [fal-seez, fawl-] /ˈfæl siz, ˈfɔl-/. Anatomy.
  1. a structure shaped like a sickle, as a fold of dura mater separating the cerebral hemispheres.
Show More

Origin of falx

1700–10; < New Latin, Latin: sickle
Related formsfal·cial [fal-shuh l, fawl-] /ˈfæl ʃəl, ˈfɔl-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for falx

Historical Examples of falx

  • From this septum is formed the falx cerebri and other parts.

    The Works of Francis Maitland Balfour, Volume III (of 4)

    Francis Maitland Balfour

  • In the falx is a poison-sac from which poison flows through the hollow fang and out at its tip.

  • The Faus (falso: from falx) appears to have been a kind of spear with a broad, cut-and-thrust blade.

  • Falcons (from falx, a reaping-hook) are marvellously organised for rapine, and realise the ideal of a bird of prey.

    Reptiles and Birds

    Louis Figuier

  • Into this cleft dips a portion of the dura mater, called the falx cer´e-bri, from its resembling a sickle.

falx in Medicine


(fălks, fôlks)
n. pl. fal•ces (fălsēz′, fôl-)
  1. A sickle-shaped anatomical structure.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.