noun Linguistics.

the omission of one of two similar adjacent syllables or sounds in a word, as in substituting morphonemic for morphophonemic or in the pronunciation [prob-lee] /ˈprɒb li/ for probably.

Origin of haplology

Related formshap·lo·log·ic [hap-luh-loj-ik] /ˌhæp ləˈlɒdʒ ɪk/, adjective
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British Dictionary definitions for haplology



omission of a repeated occurrence of a sound or syllable in fluent speech, as for example in the pronunciation of library as (ˈlaɪbrɪ)
Derived Formshaplologic (ˌhæpləˈlɒdʒɪk), adjective
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

Word Origin and History for haplology

1895; see haplo- + -logy.

Online Etymology Dictionary, © 2010 Douglas Harper