isthmusnoun [ C ]
uk/ˈɪsθ.məs//ˈɪs.məs/us/ˈɪsθ.məs//ˈɪs.məs/specializedisthmus noun [ C ] (LAND)
geography a narrow piece of land with water on each side that joins two larger areas of land:
the Isthmus of Panama
Thesaurus: synonyms and related words
Geography: promontories & peninsulas
- arm
- cape
- causeway
- headland
- panhandle
- peninsula
- point
- promontory
- spit
isthmus noun [ C ] (IN BODY)
medical a narrow connection between two organ parts or structures in the body
Thesaurus: synonyms and related words
Substances & structures in the body
- abductor
- accessorius
- adductor
- agonist
- alveolus
- amyloid
- atheroma
- caecum
- grey matter
- gyrus
- hallucis
- hilum
- hilus
- lymph vessel
- periosteum
- peritoneal
- peritoneum
- phosphatase
- platysma
- vitreous humour
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