Definition of pretonic in English:

pretonic

adjective

Phonetics
  • Coming immediately before a stressed or accented syllable.

noun

Phonetics
  • A syllable or vowel which immediately precedes a stressed or accented syllable.

Origin

Mid 19th century; earliest use found in Webster's American Dictionary of the English Language. From pre- + tonic. With use as noun compare earlier pretone.

Pronunciation

pretonic

/ˌpriːˈtɒnɪk/