Dictionary.com
Thesaurus.com

coarticulation

American  
[koh-ahr-tik-yuh-ley-shuhn] / ˌkoʊ ɑrˌtɪk yəˈleɪ ʃən /

noun

Phonetics.
  1. concomitance of articulation, as in fro, ostensibly a succession of three discrete sounds but physically a single articulation (f-) blending into a coarticulation (-fr-), which blends into an articulation (-r-), which blends into a coarticulation (-ro-), which blends into an articulation (-o).

  2. Also called secondary articulation.  the movement during the articulation of a given sound of one or more articulators not directly involved in producing the sound.


Etymology

Origin of coarticulation

First recorded in 1605–15; co- + articulation