1. a type of evergreen plant with small leaves that grows close to the ground, also called club moss
Usage: botanical
2. a fine yellow powder made from the spores of lycopodium plants, formerly used in medicine and fireworks
Usage: historical; pharmaceutical

Examples

• The forest floor was covered with lycopodium and other small plants.
• Lycopodium spreads by underground stems rather than seeds.
• The botanist identified several species of lycopodium in the woodland.
• Lycopodium powder was once commonly used by pharmacists.
• The spores of lycopodium create a fine, water-repelling dust.
• Club moss, or lycopodium, thrives in acidic soil conditions.