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compaction

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compaction

 [kom-pak´shun]
a complication of labor in twin births in which there is simultaneous full engagement of the leading fetal poles of both twins, so that the true pelvic cavity is filled and further descent is prevented.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

com·pac·tion

(kom-pak'shŭn),
The process following the third cleavage division of the zygote during which the blastomeres maximize their contact with each other by polarization and adhesion, forming a compact ball that is held together by tight junctions; compaction segregates the inner cells of the blastocyst that form the embryo from the outer cells that form the fetal part of the placenta.
[L. compactio, fr. com-pingo, pp. com-pactus, to press together]
Farlex Partner Medical Dictionary © Farlex 2012

com·pac·tion

(kŏm-pakshŭn)
Act of compression or squeezing together.
[L. compactio, fr. com-pingo, pp. com-pactus, to press together]
Medical Dictionary for the Dental Professions © Farlex 2012
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References in periodicals archive
[ClickPress, Tue Aug 27 2019] Global Compact Substation Market: Introduction A compact substation is a subordinate substation of an electricity generation, transmission and distribution system where voltage is transformed.
Joined by representatives of implementing entities, MCA-L and MCC experts ended two weeks of planning this week, focusing on ways to sustain the compact investments in the energy and road sectors.
PS10, Debenhams WATERCOLOUR COMPACT MIRROR: Including a normal mirror and a close-up mirror, this cute compact has a pink, blue and white watercolour design.
"With the global compact on refugees, the UN prepared the little brother of the global compact on migration, which opens the back door to those that cannot come in through the main entrance," declared Peter Szijjarto, Hungarian Minister of Foreign Affairs and Trade, quoted by the government's website.
The new Impact FX unit has an optimised compact front top roller with new roller cots and a diameter that has been modified to 27 mm.
She's heard from other municipal leaders that they would like to see more compact money come back to the cities since the cities do not get sales-tax dollars from the casinos.
After AmorePacific developed the world's first cushion compact named IOPE Air Cushion in 2008, it has been regarded as a symbol of K-beauty.
Korea-based AmorePacific brought cushion compacts to the U.S.
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