- ferric salt
- ferrihaemoglobin
- fumaro_protocetraric acid
- flagellum
- flagfish
- filterpassing
- fecal softener
- flush tank
- flushing apparatus
- fecklessly
- find oneself
- fetch phase
- fetch data
- fresh foods
- fresh food
- full brain
- full duplex operation
- flying boat
- fettle
- fayetteville
- floating fern
- facility report
- facilities management
- facility work order
- field house
- foldout
- facsimile signal level
- first harmonic
- fundamental velocity
- factor total
- fibrinogen concentrate
- fibrination
- factorial block design
- favorites
- forthrightness
- FISA
- Foreign Intelligence Surveillance Act
- family Carpinaceae
- family Salicaceae
- family Hamamelidaceae
- faultiness
- failure analysis
- failure rate
- flash in the pan
- failure logging
- fusimotor activity
- fusiform bronchiectasis
- fusiformis fusiformis
- fusiform aneurysm
- fusion method