isthmic

Connecting two landmasses

Isthmic means relating to or located on an isthmus—a narrow strip of land connecting two larger land masses.

The word appears most often in anatomical contexts, where isthmus describes any narrow passage or constriction between larger structures: isthmic spondylolisthesis refers to a spinal condition at a narrow vertebral region.

In geography: the Isthmic games of ancient Greece, held near the Isthmus of Corinth.

narrow

chokepoint

Narrow passage limiting movement

throttle · squeeze · tapering · funneling · cinching · waist · restriction · passage · corridor · strategic

connecting

bridge

Structure spanning an obstacle

passage · conduit · nexus · transition · gateway · causeway · span · traverse · crossing · interchange

geographic

peninsula

Land almost encircled by water

  • straitConstricted marine passage
  • channelPassage for transmission
  • neckHead-body junction

land bridge · coastline · continental · terrain · landmass · Panama · Suez · Corinth · narrowing · connecting

anatomical

thyroid

Hormone-producing neck gland

oviduct · pharyngeal · constriction · narrowing · passage · cervix · junction · transitional · tubular · connecting

spinal

vertebra

Segmented bone of spine

intervertebral · disc · foramen · sacral · pars · defect · fracture · slippage · stenosis · nerve

Opposites
land-water geographic features

isthmicoceanic

Of the sea

marine · aquatic · pelagic

geographic connectivity type

isthmicinsular

Narrow in outlook

peninsular · continental · landlocked · archipelagic

Phrases
Family

isthmus, isthmuses, isthmian

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