sillon

French sillon (“furrow”)

• IPA^(key): /ˈsɪlən/

sillon (plural sillons)

1. (military, historical) A work raised in the middle of a wide ditch, to defend it.
   • 1767, Thomas Simes, The Military Medley:

     Sillon, is a work raised it up in ropes very hard for an in the middle of a foss

• “sillon”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

Inherited from Old French seillon, from seille +‎ -on, seiller.

• IPA^(key): /si.jɔ̃/

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sillon m (plural sillons)

1. (agriculture) furrow
2. groove, fissure

   sillons d’un disque ― record grooves

   le sillon alpin ― (please add an English translation of this usage example)

3. (urban studies) corridor

   le sillon lorrain ― the Lorraine corridor

• sillonner

• “sillon”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.