noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A stellar outburst about one millionth the strength of a classical nova.

   "The pressure eventually overcomes the outer shell, erupting in a micronova."

Example

More examples

"The pressure eventually overcomes the outer shell, erupting in a micronova."

Etymology

Coined by the Suspicious0bservers citizen science team, led by Ben Davidson. From micro- + nova.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.