Definition of requiesce in US English:

requiesce

verb

rare
  • no object Especially of a dead body, soul, etc.: to rest, repose.

Origin

Mid 17th century; earliest use found in Thomas Urquhart (1611–1660), author and translator. From classical Latin requiēscere to take repose, rest from re- + quiēscere to come rest, to be quiet.

Pronunciation

requiesce

/ˌrɛkwɪˈɛs/