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单词 protraction
释义

protraction

[ proh-trak-shuhn, pruh- ]
/ proʊˈtræk ʃən, prə- /
SEE SYNONYMS FOR protraction ON THESAURUS.COM

noun

the act of protracting; prolongation; extension.
protrusion.
something that is protracted.
a drawing or rendering to scale.

Origin of protraction

1525–35; <Late Latin prōtractiōn- (stem of prōtractiō) prolongation. See protract, -ion

OTHER WORDS FROM protraction

non·pro·trac·tion, nouno·ver·pro·trac·tion, noun

Words nearby protraction

protozoon, protozoophage, protract, protracted, protractile, protraction, protractor, protriptyline, protrude, protruded disk, protrusile
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for protraction

British Dictionary definitions for protraction

protraction
/ (prəˈtrækʃən) /

noun

the act or process of protracting
the state or condition of being protracted
a prolongation or protrusion
an extension of something in time or space
something that is extended in time or space
the irregular lengthening of a syllable that is usually short
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

Medical definitions for protraction

protraction
[ prō-trăkshən ]

n.

Extension of teeth or other maxillary or mandibular structures into a position anterior to the normal position.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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