Part of Speech noun
Origin + Etymology
Mid 16th century; Greek via Latin from Greek isthmos
Synonyms
    1.
  • nape
  • neck
    2.
  • collar
  • neck
  • nape
  • straight
Antonyms
    1.
  • landlock
Definition
1. a connecting, usually narrow, part, organ, or passage, especially when joining structures or cavities larger than itself
2. a narrow strip of land, bordered on both sides by water, connecting two larger bodies of land
Examples
1. The medical students studied what an isthmus was in anatomy.
2. The family's favorite part of vacation was the views on the isthmus.
Usage Over Time

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