The story
From being discovered in 2020 by the NEOWISE mission, a mission started in 2010 aboard the WISE space telescope (Wide-field Infrared Survey Explorer). From NEO (“near-Earth object”)+WISE.
Etymology from Wiktionary, CC BY-SA 4.0.
NEOWISE
Today it means: A comet in Solar System. Visible to the naked eye in 2020. The first comet easily visible to the naked eye in the Northern Hemisphere in a quarter century. Full definition →