Dictionary.com
Thesaurus.com

parturifacient

American  
[pahr-toor-uh-fey-shuhnt, -tyoor-] / pɑrˌtʊər əˈfeɪ ʃənt, -ˌtyʊər- /

adjective

  1. inducing or accelerating labor, or childbirth; oxytocic.


noun

  1. a parturifacient agent.

parturifacient British  
/ pɑːˌtjʊərɪˈfeɪʃənt /

adjective

  1. a medical word for oxytocic

"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

Etymology

Origin of parturifacient

1850–55; < Latin parturi- (stem of parturīre to be in labor; parturient ) + -facient ( def. )