1. Characterized by or causing no dissipation of energy

Antonym: lossy

Encyclopedia: Lossless

• fealty
• fear
• fearful
• fearfully
• fearfulness
• fearless
• fearlessly
• fearlessness
• fearsome
• H. L. Mencken
• H. pylori
• H.M.S. Bounty
• H2O
• ha
• ha'p'orth
• ha'penny
• ha-ha
• haar
• HAART
• Haastia
• Haastia pulvinaris
• Habacuc
• Habakkuk
• habanera
• habeas corpus