as·​sib·​i·​late | \ əˈsibəˌlāt, aˈ-, usually -āt + V \

Definition of assibilate

transitive verb

1 : to introduce a sibilant sound after or less often before z was an assibilated d in primitive Greek—either \dz\ or \zd\
2 : to convert to or replace by a sibilant sound or a sound of which a sibilant is one constituent (as when the pronunciation \ˈindyən\ for Indian becomes \ˈinjən\; \j\ = \d\ + \zh\)

intransitive verb

: to change by introducing a sibilant sound (noninitial) Indo-European ti (unless preceded by s) assibilates (through palatalization) to si— G. U. Bonfante

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for assibilate

ad- + sibilate

Keep scrolling for more

Learn More About assibilate

Dictionary Entries Near assibilate




See More Nearby Entries 

Statistics for assibilate

Cite this Entry

“Assibilate.” Dictionary, Merriam-Webster, Accessed 28 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
True or False

Test your knowledge - and maybe learn something along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!