Definition of resplendour in US English:

resplendour

(also resplendor)

noun

rare
  • Splendour, brightness; resplendence.

verb

rare
  • with object To reinvest (something) with splendour; to make (something) splendid again.

Origin

Late 15th century; earliest use found in William Caxton (1415x24–1492), printer, merchant, and diplomat. From Anglo-Norman resplendur, resplendor, resplendour, Anglo-Norman and Middle French resplendeur from resplendre + -ur, -our, probably after classical Latin splendor (which the French word and its Romance cognates frequently render as a translation equivalent). Compare Old Occitan resplandor, Catalan resplendor, Spanish resplendor, Portuguese resplendor, Italian risplendore, † resplendore, † resplandore<br>late 19th century; earliest use found in Charles Godfrey Leland (1824–1903). From re- + splendour.

Pronunciation

resplendour

/rɪˈsplɛndə/