long covid

Short definition from Wiktionary

Noun

1. 1
   Alternative letter-case form of long COVID.
2. 2
   Long-term sequelae or symptoms (such as brain fog, extreme fatigue, or shortness of breath) following a COVID-19 infection, which persist after the SARS-CoV-2 virus is no longer active.
3. 3
   Long-term negative economic effects persisting after the COVID pandemic.
4. 4
   Alternative letter-case form of long COVID.