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preterm

[pree-turm] /priˈtɜrm/
adjective
1.
occurring earlier in pregnancy than expected; premature:
preterm labor.
noun
2.
a baby born prematurely, especially one born before the 37th week of pregnancy and weighing less than 5½ pounds (2.5 kg).
Origin of preterm
1925-1930
First recorded in 1925-30; pre- + term
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for preterm

preterm

/ˌpriːˈtɜːm/
adjective
1.
(of a baby) born prematurely
adverb
2.
prematurely
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
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Word Origin and History for preterm
adj.

also pre-term, 1928, from pre- + term (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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preterm in Medicine

preterm pre·term (prē'tûrm', prē-tûrm')
adj.
Occurring or appearing before the expected time at the end of a full-term pregnancy. n.
An infant born prematurely.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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