Nova

noun
  1. A star that suddenly increases in brightness, often by thousands of times, due to a nuclear explosion on its surface, and then gradually fades back to its original state over a period of weeks to months. noun
    The astronomers were excited to observe the nova, which had brightened significantly over the past few days.
    A nova can be a spectacular event in the night sky, visible even to the naked eye under the right conditions.
  2. A type of cured, cold-smoked salmon, typically associated with Nova Scotia, often used in bagels and other dishes. noun
    For breakfast, I had a bagel with cream cheese and nova, which was delicious.
    The deli offered a variety of smoked fish, including nova and lox.