isthmus.

1. A narrow strip of land connecting larger land areas, with water on either side.

2. A narrow connecting part between larger anatomical regions or structures.

Use it for

Words that belong together

• a narrow isthmus
• cross an isthmus

On the page

The narrow isthmus carried the only road between the two regions.

Water showed on both sides as they crossed the isthmus.

Usage notes

Primary category: setting. Forms: Singular isthmus; plural isthmuses or isthmi. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.