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单词 impacted
释义

impacted

[ im-pak-tid ]
/ ɪmˈpæk tɪd /
SEE SYNONYMS FOR impacted ON THESAURUS.COM

adjective

tightly or immovably wedged in.
Dentistry. noting a tooth so confined in its socket as to be incapable of normal eruption.
driven together; tightly packed.
densely populated or crowded; overcrowded: an impacted school district.

Origin of impacted

First recorded 1675–85; obsolete adjective impact (from Latin impāctus, past participle of impingere “to fasten, cause to collide, strike,” equivalent to im- “in” + pag-, variant stem of pangere “to drive in, plant firmly” + -tus past participle suffix) + -ed2; see im-1, impinge

OTHER WORDS FROM impacted

non·im·pact·ed, adjectiveun·im·pact·ed, adjective

Words nearby impacted

Imodium, Imogene, imp, impact, impact adhesive, impacted, impacted fetus, impacted fracture, impacter, impact extrusion, impactful
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for impacted

British Dictionary definitions for impacted

impacted
/ (ɪmˈpæktɪd) /

adjective

(of a tooth) unable to erupt, esp because of being wedged against another tooth below the gum
(of a fracture) having the jagged broken ends wedged into each other
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 impacted

impacted
[ ĭm-păktĭd ]

adj.

Wedged together at the broken ends. Used of a fractured bone.
Placed in the alveolus in a manner prohibiting eruption into a normal position. Used of a tooth.
Packed in or wedged in such a manner so as to fill or block an organ or a passage.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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更新时间:2024/9/23 9:34:22