Napa: Town 50 miles northeast of San Francisco; it is at the entrance to Napa Valley, one of California's prime vineyard and wine areas (and now containing well over 300 wineries).
Noble Rot: Common name for Botrytis cinerea, the famous fungus of more than a few fabulous dessert wines.
Nouveau: Term used to describe a Beaujolais-like wine: Young, fresh, fruity and neither wood-aged nor complex. Nouveau wines are not designed for long aging but are made for prompt consumption.