There are multiple definitions:

1. foramen ovale(English)

   • Cardiology

2. functional overload(English)

3. fossa ovalis(English)

4. fractional order(English)

   • a modeling concept in biological systems
   • Model(ing), Biology

5. fast oscillation(English)

   • fast oscillations could be divided between fast (beta–gamma) and ultrafast (>100 Hz, ripples). Fast oscillations have been implicated in cognitive processes
   • Brain (dys)function
   • https://dx.doi.…holarpedia.1764

6. Fontan operation(English)

   • carefully selected adolescents and young adults can safely undergo the primary surgery. However, persistent pleural effusions, arrhythmias, thromboembolic events, and the need for reoperation mandate regular follow-up
   • CHD
   • Congenital disorders, Cardiology, Surgery
   • https://doi.org…150135117713696

7. fish oil(English)

   • CASA, PLM, PUFA
   • Nutrition, Andrology, Veterinary medicine
   • https://doi.org…ogy.2016.12.014

8. finger orthosis(English)

   • ECM, MCP, RME, TAM, WHFO
   • Shoulder and other joints
   • https://doi.org…jht.2023.02.010

9. fluid overload(English)

   • may refer to continuous renal replacement therapy
   • CRRT, ECMO
   • Nephrology, Pulmonology, Therapeutic approaches
   • https://doi.org…467-019-04468-4