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Noun: isthmus (isthmuses,isthmi)  is-mus
  1. A relatively narrow strip of land (with water on both sides) connecting two larger land areas
     
  2. A cord-like tissue connecting two larger parts of an anatomical structure
    - band

Derived forms: isthmuses, isthmi

Type of: dry land, earth, ground, land, solid ground, terra firma, tissue

Encyclopedia: Isthmus