nightingale

noun2

1. •
   A Eurasian and African songbird, Luscinia megarhynchos, family Muscicapidae, famed for its beautiful singing at night; a common nightingale.

   • Wilt thou be gone? It is not yet neere day: / It was the Nightingale, and not the Larke, / That pier'st the fearefull hollow of thine eare — 1591
2. •
   A kind of flannel scarf with sleeves, formerly worn by invalids when sitting up in bed.

noun[before a noun]1

1. •
   A temporary facility built at short notice during the COVID-19 pandemic, or by extension any other emergency.

   • In June, the National Education Union wrote to the government, asking it to set up “Nightingale schools”: classrooms in churches, libraries and leisure centres. — 2020