1. Not capable of undergoing fission

Antonym: fissionable

• living trust
• living wage
• living will
• living-room
• livingroom set
• livingroom suite
• Livingston
• livingstone daisy
• Livistona
• Livistona australis
• Livonia
• Livonian
• Livonian-speaking
• livre
• Livy
• lixiviate
• liza
• lizard
• lizard orchid
• lizard's-tail
• lizard's-tail family
• lizardfish
• Ljubljana
• llama
• llanero