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单词 isthmus
释义

isthmus

[ is-muhs ]
/ ˈɪs məs /
SEE SYNONYMS FOR isthmus ON THESAURUS.COM

noun, plural isth·mus·es, isth·mi [is-mahy]. /ˈɪs maɪ/.

a narrow strip of land, bordered on both sides by water, connecting two larger bodies of land.
Anatomy, Zoology. a connecting, usually narrow, part, organ, or passage, especially when joining structures or cavities larger than itself.
Ichthyology. the narrow fleshy area between the sides of the lower jaw of a fish.

Origin of isthmus

1545–55; <Latin <Greek isthmós neck (of land)

OTHER WORDS FROM isthmus

isthmoid, adjective

Words nearby isthmus

isthmectomy, isthmian, Isthmian Games, isthmic, isthmoparalysis, isthmus, isthmus of auditory tube, isthmus of fauces, isthmus of thyroid, isthmus of uterine tube, isthmus of uterus
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for isthmus

British Dictionary definitions for isthmus

isthmus
/ (ˈɪsməs) /

noun plural -muses or -mi (-maɪ)

a narrow strip of land connecting two relatively large land areas
anatomy
  1. a narrow band of tissue connecting two larger parts of a structure
  2. a narrow passage connecting two cavities

Derived forms of isthmus

isthmoid, adjective

Word Origin for isthmus

C16: from Latin, from Greek isthmos
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Cultural definitions for isthmus

isthmus
[ (is-muhs) ]

A narrow strip of land that connects two larger bodies of land and has water on both sides.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Medical definitions for isthmus

isthmus
[ ĭsməs ]

n. pl. isth•mus•es

A constriction or narrow passage connecting two larger parts of an organ or other anatomical structure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for isthmus

isthmus
[ ĭsməs ]

Plural isthmuses isthmi (ĭsmī′)

A narrow strip of land connecting two larger masses of land.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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