1. Subjected to or capable of operating under relative low voltage
   - low-voltage

Antonym: high-tension

• genus Fomes
• genus Forestiera
• genus Forficula
• genus Formica
• genus Formicarius
• genus Forsythia
• genus Fortunella
• genus Fossa
• genus Fothergilla
• genus Fouquieria
• genus Fragaria
• genus Francisella
• genus Francoa
• genus Frankliniella
• genus Frasera
• genus Fratercula
• genus Fraxinus
• genus Freesia
• genus Fregata
• genus Fremontia
• genus Fremontodendron
• genus Fringilla
• genus Fritillaria
• genus Froelichia
• genus Fuchsia