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

Antonym: high-tension

• haploidy
• haplology
• Haplopappus
• Haplopappus acaulis
• Haplopappus phyllocephalus
• Haplopappus spinulosus
• Haplosporidia
• haplosporidian
• haplotype
• haply
• happen
• happen upon
• happening
• happenstance
• happily
• happiness
• happy
• happy chance
• happy event
• happy hour
• happy-clappy
• happy-go-lucky
• Hapsburg
• haptic
• haptic sensation