Definition

1. Noun:

   • A decorative musical accompaniment (often improvised) added above a basic melody: In music, a descant is a counter-melody sung or played at a higher pitch than the main melody.
   • A discourse or commentary on a subject: A detailed discussion or extended treatment of a topic.

2. Verb:

   • To talk at great length about something of one's interest: To speak or write expansively and enthusiastically on a particular subject.
   • To sing by changing register; to sing a descant: To perform a higher, ornamental melody in music, often by yodeling or using a distinct vocal register.

Examples of Usage

• Noun (Musical):
  • The choir's sopranos sang a beautiful descant over the hymn.
  • The flute provided a light descant to the cello's main theme.
• Noun (Discourse):
  • The professor's lecture was a long descant on the principles of democracy.
• Verb (To discourse):
  • He would often descant upon the virtues of classical literature.
  • She descanted for an hour about her travels in Asia.
• Verb (To sing):
  • The singer descanted above the choir's melody.
  • They learned to descant, adding harmony to the simple tune.

Advanced Usage

• "To descant upon/on": This is the standard phrasal construction when using the verb to mean "to elaborate on a topic."
  • The critic descanted on the film's hidden symbolism.
• In historical music theory, "descant" can refer specifically to a style of polyphonic music from the medieval and Renaissance periods.

Variants and Related Words

• Descant Recorder: A type of soprano recorder, pitched in C.
• Discant: An alternative, less common spelling with the same meaning, especially in historical musical contexts.

Synonyms

• Noun (Melody): Counter-melody, obbligato, treble.
• Noun (Discourse): Discourse, commentary, exposition, disquisition.
• Verb (To talk): Expatiate, elaborate, hold forth, lecture.
• Verb (To sing): Warble, trill, yodel.

Related Phrases

• Descant upon a theme: To elaborate or expand on a central idea or subject.
  • The author's new book descants upon the theme of exile.

Idioms

No specific idioms are commonly formed with the word "descant." Its usage is primarily literal, either in musical or discursive contexts.

Noun

1. a decorative musical accompaniment (often improvised) added above a basic melody

Verb

1. talk at great length about something of one's interest
2. sing by changing register; sing by yodeling
   • The Austrians were yodeling in the mountains
3. sing in descant