Definition of mediant in English:

mediant

Syllabification: me·di·ant
Pronunciation: /ˈmēdēənt
 
/

noun

Music
The third note of the diatonic scale of any key.
More example sentences
  • In an interrupted cadence, the lower mediant is substituted for what would have been the new tonic.
  • Further along it requires the reader to understand the cycle of fifths and key relationships such as the mediant.
  • In the first movement of Sonata 7 in B major the six-bar transition section moves through the tonic minor, the lowered mediant, and the minor dominant before leading to the second theme area in the dominant major.

Origin

mid 18th century: from French médiante, from Italian mediante 'coming between', present participle of obsolete mediare 'come between', from late Latin mediare 'be in the middle of'.

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