pétillant naturel

From French [Term?].

pétillant naturel (countable and uncountable, plural pétillant naturels or pétillants naturels)

1. A type of sparkling wine which is fermented in sealed containers at cold temperatures.
   • 2018 March 8, Eric Asimov, “Bubbles, With Joy: Pétillant Naturel’s Triumphant Return”, in The New York Times‎:

     The modern renaissance of pétillant naturel traces back to the early days of natural wines, a genre of minimalist grape-growing and winemaking that over the last 15 years has grown from a small, scattered collection of producers to a niche that has become increasingly popular and influential, though endlessly contentious.

• pét-nat