Definition of Nowruz in US English:

Nowruz

(also Newroz)

noun

  • 1The first day of the Iranian new year, occurring on the vernal equinox (usually March 20 or 21)

    ‘Iranian expats arranged a night of traditional music, food, and celebration to count down to Nowruz’
    1. 1.1 A period of celebration marking the start of the Iranian new year and typically lasting for thirteen days.
      ‘on the last day of Nowruz, people try to spend the day out of the house’

Origin

Persian, literally ‘new day’.

Pronunciation

Nowruz

/ˌnoʊˈruz//ˌnōˈro͞oz/