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单词 catheter
释义

catheter

[ kath-i-ter ]
/ ˈkæθ ɪ tər /

noun Medicine/Medical.

a flexible or rigid hollow tube employed to drain fluids from body cavities or to distend body passages, especially one for passing into the bladder through the urethra to draw off urine or into the heart through a leg vein or arm vein for diagnostic examination.

Origin of catheter

1595–1605; <Late Latin <Greek kathetḗr kind of tube, literally, something sent or let down, equivalent to kathe- (variant stem of kathiénai, equivalent to kat-cata- + hiénai to send, let go) + -tḗr agent suffix

Words nearby catheter

Catherine of Siena, Catherine Parr, Catherine the Great, Catherine wheel, Cather, Willa, catheter, catheter embolus, catheterization, catheterize, cathetus, cathexis
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for catheter

British Dictionary definitions for catheter

catheter
/ (ˈkæθɪtə) /

noun

med a long slender flexible tube for inserting into a natural bodily cavity or passage for introducing or withdrawing fluid, such as urine or blood

Word Origin for catheter

C17: from Late Latin, from Greek kathetēr, from kathienai to send down, insert
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 catheter

catheter
[ (kath-uh-tuhr) ]

A thin tube inserted into one of the channels or blood vessels in the body to remove fluids, create an opening into an internal cavity, or administer injections.

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 catheter

catheter
[ kăthĭ-tər ]

n.

A hollow, flexible tube inserted into a body cavity, duct, or vessel to allow the passage of fluids or distend a passageway; its many uses include the diagnosis of heart disorders when inserted through a blood vessel into the heart.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for catheter

catheter
[ kăthĭ-tər ]

A hollow, flexible tube inserted into a body cavity, duct, or vessel to allow the passage of fluids or distend a passageway.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/9/20 21:22:57