partial diphthong


Definition of partial diphthong

: a speech sound whose articulation resembles that of an ordinary diphthong in being a transition between two vowel positions but which differs in having a held beginning or ending

called also imperfect diphthong

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!

Learn More about partial diphthong

Statistics for partial diphthong

Cite this Entry

“Partial diphthong.” Dictionary, Merriam-Webster, Accessed 30 May. 2020.

Comments on partial diphthong

What made you want to look up partial diphthong? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

May 2020 Words of the Day Quiz

  • a blooming wisteria tree
  • Which is a synonym of exiguous?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things 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!